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Classify each of the following substances as either a strong or weak acid, strong or weak base, or a soluble or insoluble sal

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Answer #1

HCN is a weak acid, its pka is approximately 9.3

HNO3 is strong acid, pka is approx. -1.4

HI is very strong acid, pka is -10

HCl is strong acid, pka is -7

NH3 is weak base

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