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If 25 ml 0.2 M Ca(OH)2 is neutralized by...

If 25 ml 0.2 M `Ca(OH)_2` is neutralized by 10 ml, 1 M HCl than the pH of solution is …..

A

1.37

B

9

C

12

D

7

Text Solution

Verified by Experts

The correct Answer is:
D

for base `Ca(OH)_2` millimole =`M_1V_1`
`=2xxM_1xxV_1`
`=2xx0.2 xx25=10`
For HCl = `N_2V_2=10xx1` = 10
`therefore` Mole of Acid = Moles of Base
So pH = 7.0
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