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What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-
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Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
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Chemistry, 23.06.2019 08:40
The half-life of a certain element is 100 days. how many half-lives will it be before only one eighth of this elementremains?
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If an atom has an atomic number of 15 and an atomic mass of 31, how many protons, neutrons and elect...
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