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17-05-2023
Chemistry

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When 2.50 g Na reacted with excess Br2, 9.82 g of NaBr was obtained. What was the percent yield? 2Na + Br2 ® 2NaBr Molar Mass, g*mol-1 NaBr 102.89 76.6% 98.8% 65.5% 87.7%

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