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Question
$${ K }_{ h }$$ of salt obtained from strong acid and weak base is 2 x $${ 10 }^{ -5 }$$. The $${ K }_{ h }$$ of weak base is
A
2 x $${ 10 }^{ -19 }$$
B
5 x $${ 10 }^{ -10 }$$
C
2 x $${ 10 }^{ -10 }$$
D
5 x $${ 10 }^{ -9 }$$
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Solution
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Correct option is A. 2 x $${ 10 }^{ -19 }$$
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