Use the Henderson-Hasselbalch equation to calculate the p H of each solution: Pa

Question

Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up pH = pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up pH = pH = SubmitMy AnswersGive Up Use the Henderson-Hasselbalch equation to calculate the pH of each solution: Part A a solution that is 0.175M in HC2H3O2 and 0.125M in KC2H3O2 Express your answer using two decimal places. pH = SubmitMy AnswersGive Up Part B a solution that is 0.200M in CH3NH2 and 0.135M in CH3NH3Br Express your answer using two decimal places. pH = SubmitMy AnswersGive Up

Explanation / Answer

A)

Using the Henderson-Hasselbalch equation -

pH = pKa + log[salt/acid] = 4.76 + log(0.125/0.175) = 4.61 is the answer

B)

Using the Henderson-Hasselbalch equation -

pOH = pKb + log[salt/base] = 3.38 + log(0.135/0.200) = 3.21

pH = 14-pOH = 10.79 is the answer

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