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What is the molecular formula of a compound if its empirical formula is NO₂ and the molecular mass is 276g/mol?
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At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
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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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What is the molecular formula of a compound if its empirical formula is NO₂ and the molecular mass i...
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