A buffer solution contains 0.399 M hydrofluoric acid and 0.367 M sodium fluoride. If 0.0339 moles of nitric acid are added to 150. mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume change does not change upon adding nitric acid) pH =

Chemistry: Principles and Reactions
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Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 33QAP: A buffer is prepared in which the ratio [ H2PO4 ]/[ HPO42 ]is 3.0. (a) What is the pH of this...
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A buffer solution contains 0.399 M hydrofluoric acid and 0.367 M sodium fluoride.
If 0.0339 moles of nitric acid are added to 150. mL of this buffer, what is the pH of the resulting solution ?
(Assume that the volume change does not change upon adding nitric acid)
pH =
F3
C
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Transcribed Image Text:3 -reg X 2req # 3 20 E D A buffer solution contains 0.399 M hydrofluoric acid and 0.367 M sodium fluoride. If 0.0339 moles of nitric acid are added to 150. mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume change does not change upon adding nitric acid) pH = F3 C Submit Answer $ 4 000 000 R F F4 V % 5 Retry Entire Group 9 more group attempts remaining AMA T Cengage Learning | Cengage Technical Support F5 G ^ 6 B MacBook Air Y H 887 & N F7 U * 8 ► 11 F8 I M ( 9 needed for this question. K F9 O V SP do -0 L commond F10 P 8 A 4) : F11 ; Previous { [ alt option + 11 Next> Save and Exit 4) 512 F12 11 B delete
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