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How many g of MgCl2 (molar mass = 95.21 g/mol) have to be dissolved to give...

How many g of MgCl2 (molar mass = 95.21 g/mol) have to be dissolved to give 100 g of an aqueous solution that boils at 101.50 degree C?

A) 279g

B) 27.9g

C) 95.2g

D) 93.0g

E) 9.30g

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