Sandyruth Sandyruth

05-07-2017
Chemistry

contestada

How many moles of MgCl2 are there in 307 g of the compound?

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mathmate mathmate

08-07-2017

molecular mass of MgCl2 = 24.31+2(35.45)=95.21
Number of moles in 307 g
=307/95.2
=3.224 mol
=3.22 mol (rounded to 3 significant figures)

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