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Chemistry, 21.06.2019 14:20, Mordred9571
Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.
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if 20.2g of NO and 13.8g of O2 are used to form NO2, how many moles of excess reactant will be left...
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