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What kind of light is a neon sign on the electromagnetic spectrum??
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If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes or no?
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Chemistry, 23.06.2019 17:00
Select all that apply. when the products of a reaction have less energy than the reactants: the reaction is exothermic. the reaction is endothermic. the reactants lost internal energy. the change in enthalpy is positive.
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Chemistry, 23.06.2019 18:30
Molecules of sugar are attracted to each other and form crystals. if you place sugar in water, the crystals break apart, but the molecules remain the same kind of sugar. what can you infer about the bonds between atoms in a sugar molecule compared with the forces that attract sugar molecules to each other?
Answers: 1
What kind of light is a neon sign on the electromagnetic spectrum??...
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