3. Chemical Reactions
Mass Percent
15PRACTICE PROBLEM
A solution was prepared by dissolving 15.5 g of K2C2O4 and 550 g of water. Determine the percent by mass of K2C2O4 in the solution.
A solution was prepared by dissolving 15.5 g of K2C2O4 and 550 g of water. Determine the percent by mass of K2C2O4 in the solution.
ANSWERS OPTIONS
A
2.74%
B
3.07%
C
28.1%
D
2.19%