What is the mole-to-mole ratio of nitrogen to water?
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Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
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What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
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What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
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