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13-03-2021
Chemistry

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find the empirical formula of a compound containing 32.0g of bromine and 4.9 of magnesium.

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14-03-2021

Explanation:

32.0g×1 mole/79.9g = 0.401 mole Br

ratio 1:2

MgBr2

9g × 1mole/24.31= 0.20 mole Mg

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