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Question 13 6 points What is the pH of a 5.32 x 10-5 M HNO3? Write...
What is the pH of a 0.3 M solution of this weak monoprotic acid, HC3H702?The Ka of HC3H702 is 4.91 x 10-5. Write your answer in decimal form with 3 digits after the decimal place. pH- Question 14 of 2
What is the pH of a 2.91 x 10-5 M HNO3? Write your answer in decimal format with 3 digits after the decimal place. pH- Moving to another question will save this response.
Question 27 6 points What is the pH of 0,953 M CH3NH3Br? Note: Kb of CH3NH2 - 4,40 x 10-4. Write your answer in decimal format with 3 digits after the decimal place. pH-
Question 6 (2 points) Calculate the pH of 0.0080 M butanoic acid, which is a monoprotic acid; Ka=1.52 x 10-5. Assume that the 5% approximation rule applies. Provide your answer to two places after the decimal. Your Answer: Answer
An aqueous solution was found to contain 8.7 x 10-4 MOH'. What is the pH of this solution? Write your answer in decimal format using 2 digits after the decimal place pH- Question 19 of 27 Moving to another question will save this response
If the Ka of a monoprotic weak acid is 6.6 x 10-6, what is the pH of a 0.27 M solution of this acid? pH =
If the Ka of a monoprotic weak acid is 2.4 x 10-6, what is the pH of a 0.45 M solution of this acid? pH =
The Ka of a weak monoprotic acid is 1.55 x 10-5. What is the pH of a 0.0813 M solution of this acid? pH
Question 12 (2 points) ✓ Saved Calculate the pH of a solution labelled 0.73 M ammonia, NH3(aq), which is a weak monoprotic base. Kb(NH3) = 1.8 x 10-5. Use the 5% approximation rule. Provide your answer to two places after the decimal. Your Answer: Answers
5. pH -/1 points Calculate the pH of a 0.225 M solution in water. The Ka of a weak monoprotic acid is 2.29e-13. pH Evaluate