Problem: You need to dissolve CaCl2 in water to make a mixture that is 35.5% calcium dichloride by mass. If the total mass of the mixture is 719.9 g, what masses of CaCl2 and water should be used? 

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You need to dissolve CaCl2 in water to make a mixture that is 35.5% calcium dichloride by mass. If the total mass of the mixture is 719.9 g, what masses of CaCl2 and water should be used? 

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