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24-11-2022
Chemistry

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The equation for the reaction is:
2 Na + Br2 → 2 NaBr
1 g of bromine reacts with sodium.
Calculate the number of bromine molecules in 1 g of bromine.
1 mole of bromine contains 6.02 × 1023 bromine molecules.
Relative formula mass (Mr) of bromine = 160

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