nkhandavalli701 nkhandavalli701

12-09-2017
Chemistry

contestada

Copper occurs in nature in the form of two isotopes, Cu-63 and Cu-65. Its correctly recorded atomic mass (weighted average) is 63.5 amu. Without doing the math, explain why it is safe to say that Cu-63 is more abundant than Cu-65.

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Palmetto18 Palmetto18

12-09-2017

63.5 is closer to 63 than 65 so you know when they find the average mass there are more Cu-63 isotopes

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