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?

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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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