Home
Class 12
CHEMISTRY
Assertion : The pH of pure water is less...

Assertion : The `pH` of pure water is less than `7` at `60^(@)C`.
Reason : As the temperature increases, pure water becomes slightly acidic.

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

B

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertiion.

C

If Assertion is True but the Reason is False.

D

If both Assertion & Reason are False

Text Solution

Verified by Experts

The correct Answer is:
C
`N//A`
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : Water kept in an open vessel will quickly evaporate on the surface of the moon. Reason : The temperature at the surface of the moon is much higher than boiling point of the water.

Assertion : Temperature near the sea-coast are moderate. Reason : Water has a high thermal conductivity.

Assertion: Terminal potential difference of a cell is always less than its emf. Reason: Potential drop on internal resistance of cell increases terminal potential difference.

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . What is the time taken for the water to cool to 40^(@)C . (Approx)

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . Which is the best graph for temperature v//s time?

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . What is the wattage of the kettle

Water potential of pure water at standard temperature is equal to