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What is the hydroxide-ion concentration in a 0.20 M solution of Na2CO3? For carbonic acid, Ka1 =...

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Chemistry

What is the hydroxide-ion concentration in a 0.20 Msolution of Na2CO3? For carbonic acid,Ka1 = 4.2

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4.1 Ratings (732 Votes)
When Na2CO3 is dissolved in water it is completely dissociated Hence C CO32 020M Ka1 42 x 107 Ka2 48 x 1011 Na2CO3 is a salt of weak acid    See Answer
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