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A sample of NaCl has 2.3 x 10 22molecules of NaCl. What is the mass of the sample?
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Endeleev saw trends in the physical and chemical properties of elements when he organized them by
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Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
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A sample of NaCl has 2.3 x 10 22molecules of NaCl. What is the mass of the sample?...
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