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OpenStudy (adamconner):
What is the hydrogen ion concentration of a buffer solution containing 0.10 M NO2− and 0.20 M HNO2? Ionization Constant for Nitrous Acid, Ka = 4.5 x 10–4 a)2.2 x 10–4 M b) 9.0 x 10–4 M c) 4.5 x 10–4 M d) 9.5 x 10–3 M
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