Physics, 27.04.2021 04:10 trinitieu66
Copper and sodium are both metals however they flame up two different colors. Look at the number of energy levels the electrons occupy and explain why the colors were so different.
Answers: 2
Physics, 21.06.2019 22:00, greenclonetroop6q2tg
Arock collection comes from which part of earth?
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Physics, 21.06.2019 22:30, jadalysrodriguez
The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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Physics, 21.06.2019 23:30, southerntouch103
A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
Physics, 22.06.2019 15:00, almasahagung
Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current
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Copper and sodium are both metals however they flame up two different colors. Look at the number of...
Mathematics, 15.04.2021 21:30
Mathematics, 15.04.2021 21:30
Mathematics, 15.04.2021 21:30
Mathematics, 15.04.2021 21:30
Mathematics, 15.04.2021 21:30