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Assertion (A ) : The degree of ionizatio...

Assertion (A ) `:` The degree of ionization of water is small at `25^(@)C` , only about one of every `10^(7)` molecules in pure water is ionized at any instant
Reason (R ) `:` In pure water at `25^(@)C ` the molar concentration of water is essentially constant.

A

Both A and R true and R is the correct explanation of A

B

Both A and R are true but R is not a correct explanation of A

C

A is true but R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
B
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