Question

I got 8.5 g of sodium chloride per liter of solution. How many mg of sodium chloride would be contained in 15.0 mL of this solution?

Answer 1

Explanation:

1 g = 1000 mg

1 liter = 1000 ml

In sol. 1000 ml, there is NaCl 8500 mg

In sol. 15 ml, there is NaCl 8500/1000× 15 = 127.5 mg