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Computers and Technology, 17.07.2019 11:30, aliciajackson26
Calcium has an atomic number of 20 and an atomic mass (weight) of 40 therefore, we know that calium has {}20 protons []40 protons {}20 electrons []40 electrons {}20 nuetrons ! check all that apply!
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Calcium has an atomic number of 20 and an atomic mass (weight) of 40 therefore, we know that calium...
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