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Chemistry, 22.06.2019 09:00
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
Answers: 1
Chemistry, 22.06.2019 12:00
There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out
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Chemistry, 22.06.2019 19:30
Helium decays to form lithium. which equation correctly describes this decay?
Answers: 2
Chemistry, 22.06.2019 23:30
Match each statement with the state of matter it describes
Answers: 3
How do you know if a element is neutral?...
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