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Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
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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?
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Chemistry, 22.06.2019 11:30
What is the main reason why some developing countries fear the increase the free trade policies around the world?
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All atoms of the same element contain the same number of protons. the atom that has 9 protons can be...
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