Homework Help: Chemistry

Posted by Anon on Wednesday, January 23, 2013 at 8:37pm.

You need to dissolve CaCl2 in water to make a mixture that is 31.5% calcium chloride by mass. If the total mass of the mixture is 254.6 g, what masses of CaCl2 and water should be used?

Chemistry - Devron, Wednesday, January 23, 2013 at 9:05pm
0.315*254.6g= Mass of CaCl2

254.6g-Mass of CaCl2=Mass of H2O

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