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Chemistry, 21.08.2019 18:20 jonmorton159
Neutral atoms contain equal numbers of a protons and electrons. b protons and neutrons. c electrons and neutrons. d protons, electrons, and neutrons. 2. the atomic symbol for beryllium, , indicates that the a mass number is 4. b atomic number is 4. c atomic number is 9. d atomic number is equal to 9 4. 3. the atomic mass of an atom of carbon is 12 amu, and the atomic mass of an atom of oxygen is 16 amu. to produce co2, 16 g of oxygen combine with 12 g of carbon. to produce co2, 32 g of oxygen combine with 12 g of carbon. the ratio of the mass of oxygen in co2 to the mass of oxygen in co is
a. 8: 3.
b. 1: 1.
c. 2: 1.
d. 1: 2.
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Neutral atoms contain equal numbers of a protons and electrons. b protons and neutrons. c electrons...
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