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Acids and BasesMCQ

HNO2(aq) ⇄ H+(aq) + NO2−(aq) Ka = 4.0 × 10−4 On the basis of the information above, what is the apprAcids and Bases Chemistry Question

Question

HNO2(aq) ⇄ H+(aq) + NO2−(aq) Ka = 4.0 × 10−4

On the basis of the information above, what is the approximate percent ionization of HNO2 in a 1.0 M HNO2(aq) solution?

A.

0.00040%

B.

0.020%

C.

0.040%

D.

2.0%

✓ Correct
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