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Chemistry, 17.01.2020 20:31 weirdojuwin

If phosphorus (p) has 4 naturally occurring isotopes, phosphorus-29(32.7.%), phosphorus-30(48.03%), phosphorus-31(18.4%), and phosphorus-33 (0.87%), what is its average r. a.m.?

a. 29.9
b. 123
c. 100
d. 30.75

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If phosphorus (p) has 4 naturally occurring isotopes, phosphorus-29(32.7.%), phosphorus-30(48.03%),...
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