Respuesta :

The molarity of a solution of CaCl2 is calculated as below

convert  mm  to g
1mg =0.001 g
what about 33500 mg=? g
33500 x 0.001 =33.5 g
find the  moles of CaCl2 = mass/molar mass

=33.5 g/ 111 g/mol =0.3018 moles

molarity =moles/volume

=0.3018/0.352 =0.857 M