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Make a rule: How does the energy needed to move an electron to a higher energy level compare to the energy emitted when the electron moves back to the lower energy level?
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The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils
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How much energy is required to vaporize 2 kg of copper? a 4730 kj b 207kj c 9460 kj d 414kj
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Make a rule: How does the energy needed to move an electron to a higher energy level
compare to the...
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