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Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
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What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.
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Calculate the molality of a saline solution in which 50.0 g of NaCl is dissolved in 0.750 kg of wate...
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