asked 68.2k views
1 vote
What mass of a .413% KCN solution contains 545 mg of KCN?

asked
User EEE
by
7.7k points

1 Answer

5 votes
328 % means 0.328 g of KCN in 100 g of solution

0.328 g of KCN ---------> 100 g of solution

1120 * 10^-3 g of KCN ------> (100 / 0.328) * 1120 * 10^-3

= 341 g of solution
answered
User Datinc
by
7.8k points
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