A mixture of the compounds sodium bromide and calcium oxide
A mixture of the compounds sodium bromide and calcium oxide contains 23.4 g of calcium oxide and is 69.1 % by mass calcium oxide. The compound sodium bromide is 77.7 % by mass bromine. Calculate the mass (g) of bromine in the mixture.
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a mixture of the compounds sodium bromide and calcium oxide contains 234 g of calcium oxide and is 691 by mass calcium
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