How many molecules of the compound are there?
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Motivation cannot be developed with practice; a person either possesses it or they do not.
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Which description best characterizes the motion of particles in a solid?
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Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?
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How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy
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