Use the $CuS{O}_4$ in water solubility curve above to answer the following questions.

A solution consisting of $30gCuS{O}_4$ in $100mL{H}_{2}O$ at $30C$ is

What is the lowest temperature at which $50gCuS{O}_4$ will dissolve in $100mL{H}_{2}O?$

Approximately how many grams of $CuS{O}_4$ will dissolve in $200mL{H}_{2}O$ at $100C?$