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What percentage of energy used in the u. s is produced from fossil fuels
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Chemistry, 21.06.2019 14:30
Find the mass in grams of hydrogen gas produced when 14.0 moles of hcl is added to an excess amount of magnesium.
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According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?
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Chemistry, 22.06.2019 12:30
The bond energy for the van der waals bond between two helium atoms is 7.9Γ10β4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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Chemistry, 22.06.2019 21:30
If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
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What percentage of energy used in the u. s is produced from fossil fuels...
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