DIRECTIONS: SOLVE the following problems in percentage of mass and in volume Uve a scratch problem and GRESA METHOD in snowing your solutions (13 points)
(For Items 38-50)
1 What is the veluma % of 15 g of grape puce powder dissolved in a 40 ml of a solution?
2. Find the percurs by mass in which 180 g of gold is used to produce 24g of an aloy matar
1 Calculate the volume of solution med with a 150 ml vinegar aon dissolved to soy sauce to make 300 mL of solution.
