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Nitrous acid has a Ka of 4.5x10-4. ▼ Part A What is the pH of a buffer solution containing 0.12 M HNO2 and 0.19 M NO₂? Express your answer using two decimal places. | ΑΣΦ n pH = Submit Request Answer < Return to Assignment Provide Feedback ?

Nitrous acid has a Ka of 4.5x10-4. ▼ Part A What is the pH of a buffer solution containing 0.12 M HNO2 and 0.19 M NO₂? Express your answer using two decimal places. | ΑΣΦ n pH = Submit Request Answer < Return to Assignment Provide Feedback ?

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<Ch. 10: pH, Titrations and Buffers - Attempt 1
Problem 10.67
Nitrous acid has a Ka of 4.5×10-4.
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Part A
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What is the pH of a buffer solution containing 0.12 M HNO2 and 0.19 M NO₂ ?
Express your answer using two decimal places.
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