Chemistry, 08.11.2020 14:20 kylieweeks052704
Which fossil fuel contributes 13 percent of the electricity in the United States? coal, oil, natural gas, methane
Answers: 1
Chemistry, 21.06.2019 19:10, PineaPPle663
Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?
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Chemistry, 22.06.2019 10:30, Clivensp5
Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils. the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.
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Chemistry, 22.06.2019 12:00, daytonalive83481
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
Answers: 1
Which fossil fuel contributes 13 percent of the electricity in the United States? coal, oil, natural...
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