Chemistry, asked by chiragdhoot03, 9 months ago

20mL of 6%(W/V) urea solution is diluted with water such that final volume of solution is 1L.The molarity of final solution is?

Answers

Answered by anjalikawarkhe30
1

6% (W/V) solution of urea means 6 gram urea in 100 ml of solution

So, 6/60 = 1/10 = 0.1 mole of urea in 100 ml of solution.

So, Molarity = 0.1/0.1 = 1 M

Now, by using M1V1 = M2 V2

1* 20 = M2 * 1000

M2 = 0.02 M

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