Solve the following problem using the G-R-E-S-A method. Write your answer in a separate sheet of paper.

1. A solution is prepared by mixing 30 g of sugar and 200 g of water. Compute for the concentration of the solute in % by mass.

2. Find the concentration of the solute in a solution that has 450mL solvent and 150mL solute.

3. An alloy was forged using 300kg of tin and 1200kg of iron. Find the co
ncentration of iron in the alloy?​