For each of the following solutions, calculate the molarity of the solution.

a$.8\mathrm{.}97gMgN{H}_{4}P{O}_4$ in $300.mL$ solution

$mo\frac{l}{L}$

b$.17\mathrm{.}8gNaC{H}_3\frac{C}{O}O$ in $400.mL$ solution

$mo\frac{l}{L}$

c$.1\mathrm{.}47gCa{C}_2{O}_4$ in $500.mL$ solution

$mo\frac{l}{L}$

d$.9\mathrm{.}90g(N{H}_4{)}_{2}S{O}_4$ in $300.mL$ solution

$mo\frac{l}{L}$