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bearhunter [10]
4 years ago
7

Determine the number of moles of 35.4 grams of Magnesium.

Chemistry
1 answer:
dezoksy [38]4 years ago
5 0

Answer:

<u>1.46 moles</u>

Explanation:

You need to multiply 35.4g by Magnesium's molar mass.

Molar mass =1 mole/24.305g

(35.4g)(1 mole Mg/24.305g)= 1.46 moles <- rounded to 3 significant figures

As you can see, grams cancel out and you're left with moles.

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