Three solutions X,Y,Z of HCl are mixed t...

Three solutions X,Y,Z of HCl are mixed to produce 100mL of 0.1M solution . The milarities of X,Y and Z are 0.7M, 0.12M and 0.15M respectively. What respective volumes of X,Y and Z should be mixed?

A

`50mL, 25mL,25mL`

B

`20mL, 60mL,20mL`

C

`40mL,30mL,30mL`

D

`55mL,20mL,25mL`

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The correct Answer is:

D

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