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the solution A and B are 0.1 M and ...

the solution A and B are 0.1 M and 0.2 M in s substance . If 100 mL of A Is mixture with 25 mL of B and there is no change is volume , the final molarity of the solution is ____________.

A

`0.15`

B

`0.18`

C

`0.30`

D

`0.12`

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D
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