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Chemistry, 07.10.2019 21:00 alijancaz8812

13. magnesium is commonly extracted from seawater. the table below shows the
isotopes of magnesium that are extracted.
isotopes of calcium
isotope
percent abundance mass
calcium -39
22.70%
39 amu
calcium -40
75.08%
40 amu
calcium-41
2.22%
41 amu
what is the average atomic mass of calcium?

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13. magnesium is commonly extracted from seawater. the table below shows the
isotopes of magne...
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