dv88212
dv88212 dv88212
  • 22-10-2021
  • Chemistry
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how many atoms does calcium have?​

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kaidonallen81 kaidonallen81
  • 04-11-2021

Answer: 20

Explanation: For example, all calcium atoms have an atomic number of 20 but there are three isotopes of calcium - 39, 40, and 42.

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