Answer to Question #111737 in General Chemistry for Vanetta Green

Question

What volume in milliliters of 2.0 0M calcium chloride stock solution would you use to make 500 ML of 0.3 00M calcium chloride solution

Answer 1

2.0 0M calcium chloride mean there are 2moles per litre.

0.3 00M means 0.3moles per litre

if 0.3moles are in 1000ml, then

$(500/1000)*0.300$ =0.15 moles