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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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