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Posted: **Sun Feb 13, 2022 8:04 am**

: Question 14 5 Points Listen What Is The Ph Of A 0 20 M Solution Of Hno2 Ka 4 5 X 10 4 Your Answer Answer Questio 1 (29.46 KiB) Viewed 85 times

Question 14 (5 points) Listen What is the pH of a 0.20 M solution of HNO2 (Ka = 4.5 x 10-4)? Your Answer: Answer Question 15 (5 points) 4) Listen → A 2.10 M solution of an unknown acid has a pH of 1.22. What is the Ka? Your Answer: Answer