Question

If you used 10 mL of each solution to make your reaction between Na2CO3 (aq) and Co (NO3) 2 (aq), calculate the amount of precipitate, in grams. The concentrations are both 0.1 M

Answer 1

$Moles = 0.1×\frac {10}{1000}= 1.0×10^{-3}$

$Mass = 1.0×10^{-3}× 182 =0.182 grams$