For the following questions, wherever is necessary write the chemical equation(s) (pay attention to arrow(s) direction), mass balance equation(s) and then show all your assumption(s) and finally do not forget to verify assumption(s). Formic acid is a weak acid with molecular formula of HCOOH (represent as HA). K, for formic acid (HA)=1.8x10ª. M.W. for formic acid= 46.03 g/mol, for sodium formate= 68.01 g/mol a) What is the pH of 0.300 M formic acid solution? b) What would be the pH of solution if 100.0 mL of 0.300 M formic acid is mixed 100.0 mL of 0.100 M NaOH solution? :) What mass of sodium formate (NaCOOH, represent as NaA) must be added to 100.0 mL of 0.300 M formic acid to produce a buffer solution with a pH of 4.00?

For the following questions, wherever is necessary write the chemical equation(s) (pay attention to arrow(s) direction), mass balance equation(s) and then show all your assumption(s) and finally do not forget to verify assumption(s). Formic acid is a weak acid with molecular formula of HCOOH (represent as HA). K, for formic acid (HA)=1.8x10ª. M.W. for formic acid= 46.03 g/mol, for sodium formate= 68.01 g/mol a) What is the pH of 0.300 M formic acid solution? b) What would be the pH of solution if 100.0 mL of 0.300 M formic acid is mixed 100.0 mL of 0.100 M NaOH solution? :) What mass of sodium formate (NaCOOH, represent as NaA) must be added to 100.0 mL of 0.300 M formic acid to produce a buffer solution with a pH of 4.00?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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