1.

200 mL of water is added to 500 mL of 0.2 M solution. What is the molarity of the diluted solution?

Answer»

0.5010 M
0.2897 M
0.7093 M
0.1428 M

Solution :`M_(1)V_(1)=M_(2)V_(2)`
`0.2xx100=M_(2)XX(500+200) or M_(2)=0.1428`.


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