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At some high temperature, K(w) of water ...

At some high temperature, `K_(w)` of water is `10^(-13)` Then the `P^(H)` of the water at the same temperature is

A

`7.0`

B

`6.5`

C

`7.5`

D

`7.23`

Text Solution

Verified by Experts

The correct Answer is:
B
` [H^(+)] [OH^(-) ] =10 ^(-13) , [ H^(+) ] =10 ^(-6.5) rArr pH = 6.5 `
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AAKASH SERIES-IONIC EQUILIBRIUM -LECTURE SHEET (EXERCISE -II LEVEL -I (MAIN) (Straight Objective Type Questions))
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  8. The [OH]^(-)] of 0.005 M H(2)SO(4) is

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  9. The P^(H) of a dibasic acid is 3.699. Its molarity is

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  10. The P^(H) of 10^(-8) M HCI is

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  11. The p^(H) of 0.1 M NaCI solution is

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  12. The P^(H) of a solution is 3.0. This solution is diluted by 100 times...

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  13. The P^(H) of HCI is 3. Then the P^(H) of NaOH solution having same mo...

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  14. For weak acid (alpha is very small)

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  15. At infinite dilution , the percentage ionisation of both strong and we...

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  16. Which of the following is the best conductor of electricity ?

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  17. Strength of a weak acid or a weak base depends upon its

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  18. The P^(H) of 0.001 M CH(3),COOH is

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  19. Which of the following is relatively stronger acid? K, values are give...

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  20. A monoprotic acid in a 0.1 M solution ionizes to 0.001 % . Its ionizat...

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