1. Calculate the molarity of a 4.8 L solution made with 5 moles of BeBr2 2. Determine the molarity of 2.5 L solution made with 698g rubidium chloride (RbBr).

It would be true sodium reacts with water in a violent way 

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Answer(false);

D=m/v =57.9/3 = 19.3 g/cm^3