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Why does the mass number only include the number of protons and the neutrons (not electrons)?
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In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
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The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a
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What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?
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650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal
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Why does the mass number only include the number of protons and the neutrons (not electrons)?...
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