Answer to Question #176767 in General Chemistry for Ruby

General Chemistry

Question #176767

What is the mass of 7.75 moles of magnesium metal? Show all work.

Expert's answer

n = m/Ar

where n - number of moles; m - mass of compound; Ar - atomic mass of compound

m = n x Ar = 7.75 moles x 24.305 g/mol = 188.36 g

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