What is the mass number of an atom that has 4 protons, 4 electrons, and 5 neutron
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Air can be considered a mixture. which statement does not explain why?
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Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
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What is the oxidation state of each individual carbon atom in c2o42−?
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