Answer to Question #94218 in General Chemistry for Kennedi

Question

How much salt is required to make 250 g of a 5.0 % saline solution?

Answer 1

$5\%$ solution means 5 gram solute is present in 100 gram solution

Hence,

Mass of salt required to make 250 g of $5\%$ saline solution$=\frac{5}{100}\times 250\ g=12.5\ g$