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What is the hydroxide-ion concentration in a 0.13 M solution of Na2CO3? For carbonic acid, Ka1...

What is the hydroxide-ion concentration in a 0.13 M solution of Na2CO3? For carbonic acid, Ka1 = 4.2 × 10–7 and Ka2 = 4.8 × 10–11. (Kw = 1.0 × 10–14)

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