Ql: Calculate the pH of the following acid-base buffers a. 100 mL of 0.025 M formic acid and 0.015 M sodium formate. [k, =1.7x10] b. 50.00 ml of 0.12 M NH, and 3.50 ml of 1.0 M HCI. c. 5.00 g of Na CO, and 5.00 g of NaHCO, in 0.100 L. [k, =1.79x10) [k, 4.47x10"1

Chemistry: Principles and Reactions
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Author:William L. Masterton, Cecile N. Hurley
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Chapter14: Equilibria In Acid-base Solutions
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QI: Calculate the pH of the following acid-base buffers
a. 100 mL of 0.025 M formic acid and 0.015 M sodium formate. [k, =1.7x10)
b. 50.00 mL of 0.12 M NH, and 3.50 ml. of 1.0 M HCI.
c. 5.00 g of Na;CO, and 5.00 g of NaHCO, in 0.100 L.
[k, =1.79x10)
[k, =4.47x10"1
Transcribed Image Text:QI: Calculate the pH of the following acid-base buffers a. 100 mL of 0.025 M formic acid and 0.015 M sodium formate. [k, =1.7x10) b. 50.00 mL of 0.12 M NH, and 3.50 ml. of 1.0 M HCI. c. 5.00 g of Na;CO, and 5.00 g of NaHCO, in 0.100 L. [k, =1.79x10) [k, =4.47x10"1
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