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A 7.28 g sample of chromium metal was heated to produce chromium oxide. The weight of the compound was 10.63 g. What is the percent chromium in this compound?
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In the reaction between a crushed antacid tablet and vinegar what gas is emitted
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Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?
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You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?
Answers: 2
A 7.28 g sample of chromium metal was heated to produce chromium oxide. The weight of the compound w...
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