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What is the mass of 7. 80 moles of magnesium chloride, MgCl2? Express your answer with the appropriate units.
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What is the mass of 7. 80 moles of magnesium chloride,

MgCl2?

Express your answer with the appropriate units.

User SurvivalMachine
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2 Answers

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The mass of MgCl2 is 743g/mol with the correct number of significant figures.
What is the mass of 7. 80 moles of magnesium chloride, MgCl2? Express your answer-example-1
User Tim Harding
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Answers:

n = mass/Mr

mass = n × Mr

Hence , mass = 7.8 × 95

= 741 grams

What is the mass of 7. 80 moles of magnesium chloride, MgCl2? Express your answer-example-1
User Nils
by
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