What is the H3O+ concentration? In gm = 8.33 g 250.mL (b) The free-market system will encourage illegal diversion of water resources. -29.44 mL NaOH x (1 L NaOH/1000 mL NaOH)x(0.1201 mol NaOH/1 L NaOH)x(1 molHCl/1 mol NaOH)= What is the pH of a buffer that is 0.6 M HF and 0.2 M NaF? to be 0.55" at a) What is a strong acid? Differentiate between a weak acid and a strong acid, using pH. (pressure, pH=4 Chem II exam 2. Explain. A chemist needs to determine the concentration of a solution of nitric acid, HNO3. Based on this observation, which statement below best describes the pH of a 0.1 M solution of lactic acid, HC3H5O3, (Ka 1.4 104)?, Assuming 0.1 M concentrations, arrange the following acid solutions in order of . 250.mL You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Drag the appropriate items to their respective bins. Magnitude measures the duration of the earthquake, while intensity measures the amount of damage. copyright 2003-2023 Homework.Study.com. If you do not know what products are, enter reagents only and click 'Balance'. So mol of unknown is 0.0021424 mol What is the name of NH4+? *free electrons What is the definition of a strong acid? Bases have a slippery feel and turn litmus paper blue. pOH = 9.7 Explain. Classify each solution as acidic, basic, or neutral. 2.6 A waveform is a visual form of a signal. Why is acetic acid considered a weak acid? In the simulation, open the Micro mode, then select the solutions indicated below from the dropdown above the beaker in the simulation. Rank from strongest to weakest base. Express your, Q:How does the rate of the reaction change if the concentration of hydrogen doubles and the, A:We have to choose the correct statement for the given options, Q:A 3.03-gram sample of a compound is dissolved in 250. grams of benzene. Please enable JavaScript in order to use this website. Bases have a slippery feel and turn litmus paper blue. Identify all of the phases in your answer. A solution of 100 mL of water with 20 mL of 0.1 M NaOH added. Is it a strong or a weak acid? Why do people say that forever is not altogether real in love and relationship. (Express your answer in 3 significant figures). *pure substance Is Sr(OH)2 a strong acid, strong base, weak acid, or weak base? this experiment? Rank the following from most to least acidic. Select the best choice below to explain the difference a. pKa of HCHO2, formic acid, methanoic acid, is 3.80, pKa = - log Ka so pKa - log Ka = 2 pKa or 2(-log Ka). Carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric acid. Formic acid {eq}(HCHO_2) We need to use Kw=[H3O+][OH-] to find [H3O+] If not, what is it? Assuming 0.1 M concentrations, arrange the following acid solutions in order of increasing pH. For each of the statements below, write the number 1 if the statement is true according to the passage, the number 2 if the statement is false according to the passage, or the number 3 if not enough information is given in the passage. Is {eq}HCHO_2 What is the pH of 100 mL of a buffer that is 0.5 M HCNO and 0.5 M CNO when 100 mL of a 0.2 M NaOH solution is added? --HCl is not a weak acid or base so it is not a buffer, even though its conjugate pair is a weak acid Convert between HCHo2 weight and moles. Express your answer as a chemical equation. Calculate the degrees of unsaturation for the following molecules: An earthquake has a high magnitude but a low intensity. Science Chemistry A buffer solution is formed by adding 0.150 moles of solid strontium acetate, Sr(CHO), to 500.0 ml of 0.400 M acetic acid, HCHO solution. NaOH [H3O+]= Kw / [OH-] [H3O+]=[OH-]= 1.0 x10^-7M (in pure water at 25 C) If not, what is it? The concentration of [H3O+] is 1.7 M * colloid or a solution True or False, Choose the best answer. Write a neutralization reaction for each acid and base pair. There is a very easy way to get this pH, but because you are learning, I will do it the long way: Because the acid and base solutions have the same molarity they react 1:1 volume basis. Ex: Al(OH) Calculate the pH of the solution that results from the mixture. 73.88 g of, Q:A nickel carbonyl complex was found to have 34.4% nickel. LiF(s) has a Ksp = 5 10-3 and a Hsol = 4.9 kJ/mol. I.cat. B) Enter the balanced net ionic equation for the acid-base reaction HCHO2 (aq)+RbOH (aq)Express your answer as a chemical equation including phases. Acids have the ability to dissolve some metals and will turn litmus paper red. pH= -log[2.7108 ] , Will give 100 points! Is LiOH classified as a strong acid or strong base in water? dimethylamine (pH: 12.38) of an atom ? The Ka value of lactic acid is 1.4104. is cloudy or displays the Tyndall effect, then it is either a M= mol/L *50.0 mL of 1.00 M NaOH10.0 mL of 1.00 M NaOH [H3O+]= 1.0 x 10^-14 / 1.9 x 10^-7 M H.cat. --HF is a weak acid with a conjugate base therefore it is a buffer Is HF classified as a strong acid, weak acid, strong base, or weak base? Some scientists question these experiments and are concerned that the altered E. coli may accidentally get into water supplies. *The pH of the solution is 7. Like most acids and bases, they react to . * suspension or a solution 0.0191g Formula in Hill system is CH2O2: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. Formula: pH = -log[H3O+] Explain. Given the trend in pH for this series, rank the bases according to their strength. Formula for, Q:Be sure to answer all parts. Since we only have [OH-] we're going to have to calculate [H3O+] using Kw=[H3O+][OH-] Define strong and weak acids and strong and weak bases. D. the total amount of energy released by an earthquake. What does the term strong acid mean? NH3 NH4+ Set the pH to 7.50 by using the green arrows adjacent to the pH value indicated on the probe in the solution. Sites of unsaturation for given compound is 1 this is due to carbonyl carbon of, Q:List the reasons why the N-H functions appear different in the infrared spectrum. Indicate whether each of the following acids is a strong acid or a weak acid. So pH = -log[4.38 x 10^-12] . Solution map [H3O+]= 1.0 x 10^-14 / 5.71012 M --Notice the first H, the ionized H, was the one that was removed weak acids or bases that can react with strong acids or bases to prevent sharp, sudden changes in pH Examples: Fe, Au, Co, Br, C, O, N, F. Compare: Co - cobalt and CO - carbon monoxide, To enter an electron into a chemical equation use {-} or e. To enter an ion, specify charge after the compound in curly brackets: {+3} or {3+} or {3}. Explain. If the density of the solution is 1.556 g/mL, what is the molarity of the chloride ions, Cl-(aq), in solution? 1) All of the following are homogeneous mixtures except. The root-mean-square, A:The root-mean-square speed of the gas is given by the formula,vrms=3RTM How many moles of HNO3 are present if 0.124 mol of Ba(OH)2 was needed to neutralize the acid solution? You'll get a detailed solution from a subject matter expert that helps you learn core concepts. pOH = 1.7 c) What is a strong base? *colloid To half neutralise the 20mL acid you must add 10mL of base, Mol NaOH in 10mL of 0.100M NaOH solution = 10/1000*0.1 = 0.001 mol NaOH, This will produce 0.001 mol HCOONa and leave 0.001 mol HCOOH unreacted, Molarity of conjugate base = 0.001/0.030 = 0.0333M. See answer (1) Copy. Get access to this video and our entire Q&A library. Balance equation of moles of HCHO = (23.6 mol/L) (1 L) = 23.6 mol Mass of HCHO = (23.6 mol) (46 g/mol) = 1085.6 g . --HC2H3O2 is a weak acid so it is a buffer A chemistry student weighs out HC3H5O3 Explain. HBr(aq)+H2O(l)H3O+(aq)+Br(aq), Acids always have an extra H+ ion so the species with the most H's is an acid Chemists often use H+(aq) and H3O+(aq) interchangeably to mean the same thinga hydronium ion. Part A Before equivalence point: HF and NaF 1.solutions Classify the following as a strong or weak acid and/or base: HSO_4 ^-. *nonpolar molecules. A) Enter the balanced complete ionic equation for the acid-base reaction HCHO2 (aq)+RbOH (aq) Express your answer as a chemical equation including phases. Enter either the number of moles or weight for one of the compounds to compute the rest. 3 Both signals transmit information and dat LATSOL CAMP KIMIA 2022 (Sabtu, 22 Oktober 2022) Tutor : Mutiara Auliya Firdausy Peraturan : 1. *Response times may vary by subject and question complexity. . Express your answer with the appropriate units. The traditional source of insulin has been the pancreases of slaughtered animals. the ground state Calculate the pH: I. Under which of the follow. How are a strong acid and a weak acid similar? Calculate the pH of this buffer. -H2O (acid) [Remove H+] OH- (Conjugate base). Just leave your answer as a math expression. A. HI. About 24 % of the acid in a 0.10 M solution of a weak acid dissociates to form ions. What is the OH concentration? A sample of 18.11grams of sodium hydroxide is weighed out on a balance and prepared to a volume of 2.00 x 102mLin water. Once you adjust the pH, note the corresponding OH ion concentration in M as given in the graphic on the left side of the simulation. Find Volume using Molarity HBr(aq)Br(aq), Hbr is an acid and Br- is the conjugate base The dissociation reaction is shown below. volumetric flask and dilutes to the mark with distilled water. Get control of 2022! Be sure your answer has the correct number of significant digits. Track your food intake, exercise, sleep and meditation for free. 0.152g Explain. [H3O+]= Kw / [OH-] What is a strong acid? 2.5 mol/L HF (aq) b. pH = 7.28, HBr is an acid so this results in [H3O+] Functional groups: D, Ph, Me, Et, Bu, AcAc, For, Ts, Tos, Bz, TMS, tBu, Bzl, Bn, Dmg. if i have 17 apples and i eat 17 apples how many pears do i have? T = Kf x m Is CH3COOH classified as a strong acid, weak acid, strong base, or weak base? Ca(OH)2 ---> Ca 2+ + 2OH-, Weak base Magnitude measures the energy re ANSWER: 3.82 {/eq} is a weak acid because it does not completely dissociate into the formate and hydronium ions when it is dissolved in water. Wt . Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. What is the concentration of HNO3 if 0.248 mol are present in 705 mL of the solution? Express your answer using two decimal places. A) a solution that is 0.185M in HC2H3O2 and 0.105M in KC2H3O2 B) a solution that is 0.250M in CH3NH2 and 0.115M in CH3NH3Br, A buffer contains significant amounts of ammonia and ammonium chloride A) Enter an equation showing . Start with volume of the known solution (NaOH) to find moles of the unknown solution (HCl) 0.0500M Express your answer with the appropriate units. Be sure that math assignments completed by our experts will be error-free and done according to your instructions specified in the submitted order form. Recent advances in cell technology and gene transplanting have allowed scientists to perform some interesting experiments, including splicing human DNA into the chromosomes of bacteria. Kauna unahang parabula na inilimbag sa bhutan? In the simulation, select the Macro mode. encountered (c) Suppose we titrate 20 mL of 0.100M HCHO2 with 0.100M NaOH. 36.8 -In general, the stronger the acid, the weaker the conjugate base and vice versa 0.25 mol/L HCl (aq) c. 0.10 mol/L H3PO4 (aq) d. 0.020 mol/L H2SO3 (aq) Why is acetic acid . =0.003535744 mol HCl Is H2CO3 classified as a strong or a weak acid? Be sure your answer has the correct number of significant digits. 250.mL List the acids from the strongest acid to the weakest acid. ANSWER: 0.352 mol/L of this, A:We can use the formula: *ions -1 nm to 1000 nm pH= 14-pOH A 0.135 g sample of a monoprotic acid of unknown molar mass is dissolved in water and titrated with 0.1003 M NaOH. H2O(l)H3O(aq) H3O is an acid and H3O+ is a conjugate base, Write the formula for the conjugate base of each acid C4H10(g) +, Q:Suppose 5.71 g of potassium chloride is dissolved in 350. mL of a 64.0 m M aqueous solution of, Q:Name the alcohol that is formed when the following alkene undergoes hydration by water in the, A:We have to determine the name of the product formed when the given alkene reacts with water in, Q:1. But don't do any of it. A 77.00 mL sample of 0.59 M nitric acid is introduced into a flask, and water is added until the volume of the solution reaches 250. mL. Which K value corresponds to the strongest weak acid? 2 HCl(g) H(g) + Cl(g), A:Recallthegivenreaction,2HClgH2g+Cl2gWehavetowrite, Q:If 2.27 pCi [1 pCi (picocurie) = 1 x 10-12 Ci] of radioactivity from 239Pu is emitted in a 95-kg, A:Use the following conversion factors. View this solution and millions of others when you join today! Calculate the pH of the buffer solution after the addition of 7.50 ml of 2.00 M NaOH. d) 1.0 mol L ^-1 HCHO2(aq) Write the balanced complete ionic equation and balanced net ionic equation for the following reactions. --These bases dissociate in one step B. the vibrations produced by an earthquake B. HCN. At room temperature, Kw= 1.0 x 10^-4 What will be the effect of a weak acid in a back titration using a strong base? A cascade compensator is a compensator that is placed Express your answer using two significant figures. The beaker will automatically fill up to the 0.50 L mark with the solution, and the pH scale displayed on the left side of the beaker will indicate the pH of the solution. The net ionic equation is a chemical equation for a reaction that lists only the species that participate in the reaction. Atomic Mass xxx, Q:The partial negative charge (and partial positive charge) in a molecule of water occurs because Bacteria reproduce rapidly under certain conditions. (a) The free-market system will encourage more efficient use of water. *HClCl- How do I know if an acid is weak or strong? 2)The particles in can be C. HOCl. m (citric acid in 1 mL soft drink) = (0.354 g citric acid)/(10 mL soft drink) Very Good, very happy they do the job very well ! Explain. (c) The price of water for homeowners will go down. A substance that produces H+ ions in aqueous solution. (FORMULA: The balanced equation for the reaction between HCHO and KOH is given by; Ionic equation involves writing a balanced equation showing all the ions in a chemical reaction. Explain. Acids turn blue litmus paper red. NaOH and NH3, HF and NaF Supply three major, A:The N-H (amide) stretch is a very important and strong functional group in the infrared (IR), Q:Calculate the pH of a 0.200 M solution of zinc nitrate, Zn(NO3)2, Q:bromine carbon chlorine hydrogen C. There will definitely be an earthquake in the "highest hazard" location. A dissociation reaction can be defined as a chemical equation where the, Q:A glow bug flashes its glowing light. [H3O+]= 1.0 x 10^-14 / 2.2810^-3 ANSWER: 4.2*10^-13 If the acid is weak, indicate the value that [H3O+] is less than. (a) Sodium is a silvery-white metal. Explain. Find answers to questions asked by students like you. The bacteria used for these experiments are E. coli, which are found in the digestive system of humans and many other animals. Is HNO3 classified as a strong acid, weak acid, strong base, or weak base? WebQC is a web application with a mission to provide best-in-class chemistry tools and information to chemists and students. HCH2CHCO2 --double opposing arrows indicates partial ionization Strong electrolytes are also strong acids. Thedisintegrationpersecondgivenby=1Ci=3.701010Themassofthe, Q:Methane and chlorine react to form chloroform and hydrogen chloride, like this: In this reaction aldehydes not having alpha, Q:Similar to the chlorination of benzene with Cl2/FeCl3, the iodination of Now you add sufficient NaOH to half neutralize the acid. Q:Use building blocks containing 2 carbons or less. bClO4 ClO3 ClO2 8 aHClO4HClO3HClO2 . Explain. All rights reserved. Your question is solved by a Subject Matter Expert. 298K and 15 at 318k,, A:The Arrhenius equation is 41.7 concentration of base moles of base moles of acid concentration of acid Explain. How is it written in an ionic equation? Is HF classified as a strong or a weak acid? HCHO2 is a weird way of writing formic acid, which is usually written CHOOH. "Highest hazard" locations are better prepared for an earthquake than the "lowest hazard" locations. This is a double displacement reaction with one of the products always resulting in H20, simply balance to finish. Click the card to flip . The Ka value of lactic acid is 1.4104. Compare and contrast the analog and digital waveforms shown. Express your answer using two decimal places. Don't let me die!" --A strong acid is also a strong electrolyte, A substance whose aqueous solutions are good conductors of electricity, HCl, HBr, HI, HNO3, HClO4, H2SO4 H.cat The H3O+ ion. B. 18.8 12.0, A:The mass percentage of bromine, carbon, chlorine, and hydrogen is 41.7%, 18.8%, 36.8%, and 2.6%,. A. HI. M=mol/L = 0.003535744 mol HCl/0.026 L)= 0.1360 M. What volume in milliliters of a 0.101 M NaOH solution is required to reach the equivalence point in the complete titration of a 13.0 mL sample of 0.112 M H2SO4? Is H3PO4 classified as a weak or strong acid or base? How is the strength of a weak acid or a weak base determined? *H2SO3 HSO3-, Write the formula for the conjugate acid of each base. The first layer, Q:PREDICT WHICH OF THE FOLLOWING How are the waveforms similar? mol NaOH in 15.0mL of 0.1M NaOH solution = 15/1000*0.1 = 0.0015 mol NaOH. HCl and HF In many cases a complete equation will be suggested. By using this website, you signify your acceptance of Terms and Conditions and Privacy Policy. [H3O+]= 1.0 x 10^-14 / 6.5102 M He plans to titrate the acid with (CH) when it is completely burnt in CH + O CO + HO. pH = 3.45 + log ( 70/30) Determine the correct result. So,this means we can use pH = -log[H3O+] to find the pH value Give an example. Calculate the volume of NaOH solution the student will need to add to reach the equivalence point. How should it be written in aqueous solution? In this case, K and CHO are the spectator ions because they appear unchanged in both the product and the reagent. 14-4-. 1.00 atm 0.25 mol/L HCl(aq) c. 0.10 mol/L H3PO4(aq) d. 0.020 mol/L H2SO3(aq). Where does the term "quasar" come from? The point in a reaction at which the reactants are in exact stoichiometric proportions 1Gy=1Jkg What is are the functions of diverse organisms? After equivalence point: , separated from heterogeneous mixtures by passing the mixture through a filter. A substance that produces OH ions in aqueous solution. *solution III. (FORMULA: The equivalence point is reached after adding 21.36 mL of base. HNO3(aq) and Ba(OH)2(aq) Convert between HCHO2 weight and moles. Bases have a bitter taste. Find mol of NaOH When we take the log of a quantity, the result should have the same number of decimal places as the number of significant figures in the original quantity. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. =0.02883 L x (1000 mL/1 L) = 28.8 mL, An acid that completely ionizes in solution What is the difference among the following: strong acid, weak acid, polyprotic acid? (0.248 mol / .705 mL = .352 mol/L ), Stilmittel und Kennezeichen fr Textanalyse, Research methods Y2: reporting psychological, Unit 2 - Cell Structure and Function AP BIO. Explain. At equivalence point: concentration = 0.150 M What are the most prominent differences between strong acid and weak acid? 3.suspensions We need to use Kw=[H3O+][OH-] to find [H3O+] Strong acids are those that dissociate completely in solution while weak acids are those that do not dissociate completely. Explain. A molecular compound that dissolves in solution to form H+ ions. Our experts will gladly share their knowledge and help you with programming projects. a. HF b. HBr c. H2SO3. Is HNO2 classified as a strong acid, weak acid, strong base, or weak base? b., A:In this question, we will calculate the degree of unsaturation of the given compounds. Now, the no.of moles of NaOH added = 100 x 0.2 = 20 mmol. {/eq}. As you might be able to guess from it's name, it's an acid. (b) Mg. As you saw in the video, the pH of a 0.1 M solution of acetic acid, HC2H3O2, (Ka 1.8 105) is 2.9. Molar Mass, Molecular Weight and Elemental Composition Calculator. Q:Briefly explain why the FeCl3 bonds to the Cl and not the I. You can specify conditions of storing and accessing cookies in your browser, What is the balanced ionic equation for the reaction HCHO2 (aq) + KOH (aq), Choose 1 type of electromagnetic wave. LiF(s) is added to, A:According to the question, The conjugate base of an acid always has one fewer proton and is one charge unit lower (more negative) than the acid, Identify the Bronsted-Lowry acid, the Bronsted-Lowry base, the conjugate acid, and the conjugate base for ClO4- HClO4 0.135 g / 0.0021424 mol = 63.0 g/mol, Chapter 12 - Liquids, Solids, and Intermolecu, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. pH = 3.818). Jawaban ditulis di selembar kertas lalu di scan / foto, jawaban boleh menggunakan bahasa Indonesia / english 3. Concentration of silver(II) oxide solution = 3.61 x 10-6mol/L In a titration, a reactant in a solution of known concentration is reacted with another reactant in a solution of unknown concentration until the reaction reaches the end point. He Ne Ar Kr Xe Rn AuAg CuFe Al Ca NaK CP S SiBAs H2 O2 N2 . solution. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. This is considered a reversible reaction since not all of the formic acid molecules are converted to ions. Explain how the pH of the salt of a weak acid may be determined. 2 HI(g) H2(g) + I2(g) These amounts are dissolved in 35.0mL solution. What is the difference between weak acids and strong acids? flashing What distinguishes a strong base from a weak base? Is CH3NH2 classified as a strong acid, weak acid, strong base, or weak base? Compound states [like (s) (aq) or (g)] are not required. Express your answer to three significant figures, and include the appropriate units. Identify which of the following statements regarding acid-base titrations are correct. Which one is the focus of Explain. A chemistry student weighs out 0.112 g of formic acid (HCHO2) into a 250. mL volumetric flask and dilutes to the mark with distilled water. The number of moles of the reactants are related by the reaction stoichiometry, A substance that changes color with acidity level, often used to detect the end point of a titration Which statement best explains this? She notes that 155 mL of Ba(OH)2 was needed to reach the equivalence point. This answer is: The new bacteria-produced insulin is actually human insulin. Express your answer to three significant figures, and include the appropriate units. How many nieces and nephew luther vandross have? Drag the appropriate items to their respective bins. He plans to titrate the acid with 0.1400M(molarity) NaOH solution. In Brnsted-Lowry terminology, two substances related to each other by the transfer of a proton. CH3NH pH=9. SOLUBLE IN WATER. 1)[OH] = 5.71012 M C. Magnitude measures the duration of the earthquake, while intensity measures the energy released by the earthquake. Express the pH numerically. pKa of HCHO2, formic acid, methanoic acid, is 3.80. Any chemical element. Classify the solution as acidic or basic, 1) Kw=[H3O+][OH-] A laboratory procedure used to determine the amount of a substance in solution. =0.02883 L Can a solution with equal amounts of a strong acid and a weak acid be used as a buffer? Is NH3 classified as a strong acid? Why is HF a weak acid, but HCl is a strong acid? Is HCHO2 classified as a strong or a weak acid? HCl Volume (mL): 26.00 mL He plans to titrate the acid with 0.0800M NaOH solution. Is this a strong or weak acid? What is the pH of an aqueous solution with [H3O+] = 41013 M ? Kw at 25 C = 1.0 x 10^-14, Any aqueous solution in which [H3O+] and [OH-] are equal (pH=7) , leased by the earthquake, while intensity measures the amount of damage. Calculate the volume of NaOH solution the student will need to add to reach the equivalence point. Classify the following as a strong or weak acid and/or base: H_3O^+. into a Is H2SO3 a strong acid, strong base, weak acid, or weak base? Write chemical equations to support your answer. NH3, ClO4-, HSO4, CO3^2-, Conjugate acids have one more H+ ion than there base pairs so to write a conjugate acid pair, simply add an H and add a charge (+1) Answer to Question #93856 in General Chemistry for Kylie. Q:Use curved arrows to show the detailed steps of the reaction mechanisms for the formation of, A:Cannzaro reaction is the base catalysed reaction. *The pH of the solution is close to 2. CO3^2- HCO3-. HCl,H2SO3,HCHO2,HF, Acids have one more H+ ion than there conjugate base pairs so to write a conjugate base pair, simply remove a H and subtract a charge (-1) There are two types of electronic signals: analog and digital. *The color of the solution is blue. Why is it that when you have a strong acid and weak base, your equivalence point is less than 7? *suspension As long as there is excess acid, you have a solution of weak acid and its conjugate base dissolved in it . Open the simulation, and test the pH of a series of acids and bases at 0.1 M. Which of the following could be the pH paper for a test involving a strong base. Reaction follows seco order kinetics. What is the definition of a strong acid compared to that of a weak acid? significant digits. A chemistry student weighs out 0.379g of citric acid H3C6H5O7, a triprotic acid, into a 250.mL volumetric flask and dilutes to the mark with distilled water.
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