Chemistry, 26.01.2021 19:00 mustafajibawi1
an unknown substance has a mass of 57.4 g and occupies a volume of 34.3 ml. what is the density in g/ml?
Answers: 1
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Describe the interaction that occurs between two objects with the same electrical charge.
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An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
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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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an unknown substance has a mass of 57.4 g and occupies a volume of 34.3 ml. what is the density in g...