Question #299829
What is the percentage by mass of the solution that contains 10.0 grams of Phosphorus pentachloride that has been dissolved in 750 mL of water?
Expert's answer
Mass of water =750ml×11g/ml=750g
Total mass = 750+10=780g
Percentage of PCl5 =(10÷780)×100
=1.282%
Percentage of water=98.718%
