Chemistry, 30.08.2019 09:30 xaniawashington
Electromagnetic forces are the predominant forces in holding what subatomic particles together? a) protons and neutrons in the nucleus b) protons and protons in the nucleus c) protons and electrons or d) electrons and neutrons
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Chemistry, 22.06.2019 09:30
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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Chemistry, 22.06.2019 14:30
Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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Chemistry, 22.06.2019 15:10
Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?
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Electromagnetic forces are the predominant forces in holding what subatomic particles together? a)...
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