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Author Question: What is the pH of the resulting solution if 45 mL of 0.432 mol L-1 aqueous methylamine, CH3NH2, is ... (Read 44 times)

KimWrice

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Question 1

What is the pH of the resulting solution if 25.00 mL of 0.10 mol L-1 aqueous acetic acid is added to 10.00 mL of 0.10 mol L-1 NaOH(aq)? Assume that the volumes of the solutions are additive. Ka = 1.8 × 10-5 for CH3COOH
◦ 9.43
◦ 9.08
◦ 4.92
◦ 4.57

Question 2

What is the pH of the resulting solution if 45 mL of 0.432 mol L-1 aqueous methylamine, CH3NH2, is added to 15 mL of 0.234 mol L-1 HCl(aq)? Assume that the volumes of the solutions are additive. Ka = 2.70 × 10-11 for CH3NH3+.
◦ 2.77
◦ 4.09
◦ 9.91
◦ 11.23


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Marked as best answer by KimWrice on Jul 8, 2021

spencer.martell

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KimWrice

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Reply 2 on: Jul 8, 2021
Excellent


lcapri7

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Reply 3 on: Yesterday
:D TYSM

 

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