Chemistry, 13.07.2020 17:01 hardwick744
Which is a way that paleontologists have contributed to humans' understanding of the history of life?
They found evidence that climate has not changed significantly.
They grouped organisms by the period in which they existed.
They discovered that the first humans lived with dinosaurs.
They learned that life has existed since Earth was created.
Answers: 3
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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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What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?
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Chemistry, 23.06.2019 09:00
The vapor pressure of water at 25.0Β°c is 23.8 torr. determine the mass of glucose (molar mass = 180 g/mol) needed to add to 500.0 g of water to change the vapor pressure to 22.8 torr.
Answers: 1
Which is a way that paleontologists have contributed to humans' understanding of the history of life...
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