Question

calculate the molarity of the solution- 0.56 mole of BaCl2 in 100.0mL of solution.

Answer 1

Molarity = moles/volume (dm3)

so you need to convert your volume into dm3.

1dm3 = 1000ml

so your equation should be;

molarity = 0.56/0.100
= 5.6moldm-3

Answer 2

0.34