SATHEE: Equilibrium Question 463

Equilibrium Question 463

Question: If 4.0 gm $N a O H$ is present in 1 litre solution, then its $p H$ will be [CPMT 1989]

Options:

A) 6

B) 13

C) 18

D) 24

Show Answer

Answer:

Correct Answer: B

Solution:

$[N a O H] = 0 .4 / 40 m o l e / l .; = 0.1, M;$

$[O H^{-}] = 10^{- 1} M$ , $[H^{+}] = 10^{- 13} M$ , $p H = 13$

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Equilibrium Question 463

Question: If 4.0 gm NaOH is present in 1 litre solution, then its pH will be [CPMT 1989]

Options:

Answer:

Solution:

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Question: If 4.0 gm $N a O H$ is present in 1 litre solution, then its $p H$ will be [CPMT 1989]