HNO3 is a strong electrolyte and HCOOH is a weak electrolyte. wo aqueous solutions of these substances are described below: Solution (1): 250.0 mL of 1.00 x 10-2 M HNO3 solution - Solution (2): 250.0 mL of 1.00 x 10 -2 M HCOOH solution 1. If some pure water is added to Solution (1), its pH decreases. II. Solution (2) contains 115 mg HCOOH. III. pH of Solution (2) is higher than that of Solution (1). Which of the statements given above is/are true?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter13: Acids And Bases
Section: Chapter Questions
Problem 26QAP: Find [H+] and the pH of the following solutions. (a) A 456-mL sample of a 12.0% (by mass) solution...
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HNO3 is a strong electrolyte and HCOOH is a weak electrolyte.
wo aqueous solutions of these substances are described below:
Solution (1): 250.0 ml of 1.00 x 10 -2 M HNO3 solution
Solution (2): 250.0 mL of 1.00 x 10 -2 M HCOOH solution
I. If some pure water is added to Solution (1), its pH decreases.
II. Solution (2) contains 115 mg HCOOH.
III. pH of Solution (2) is higher than that of Solution (1).
Which of the statements given above is/are true?
Transcribed Image Text:HNO3 is a strong electrolyte and HCOOH is a weak electrolyte. wo aqueous solutions of these substances are described below: Solution (1): 250.0 ml of 1.00 x 10 -2 M HNO3 solution Solution (2): 250.0 mL of 1.00 x 10 -2 M HCOOH solution I. If some pure water is added to Solution (1), its pH decreases. II. Solution (2) contains 115 mg HCOOH. III. pH of Solution (2) is higher than that of Solution (1). Which of the statements given above is/are true?
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