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is it possible to gain or lose mass or energy after a chemical reaction has occurred in a closed system?
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The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
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What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles
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What does the field of thermodynamics relate to a-changes in nuclear reactions b- changes in energy in systems c changes in molecular structure d changes in atomic properties
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If you used the method of initial rates to obtain the order for no2, predict what reaction rates you would measure in the beginning of the reaction for initial concentrations of 0.200 m, 0.100 m, & 0.050 m no2.
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is it possible to gain or lose mass or energy after a chemical reaction has occurred in a closed sys...
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