Chemistry, 15.12.2020 01:00 hstover496
An ion of calcium has a charge of 2+. The ion contains 18 electrons. How many protons does a neutral atom of calcium possess?
18
20
36
2
2
Answers: 2
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An ion of calcium has a charge of 2+. The ion contains 18 electrons. How many protons does a neutral...
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