Question

what is the percent abundance of copper-65 and copper-63 if the atomic mass is 63.546amu and the exact masses of the isotopes are (63) Cu=62.93amu, and (65) Cu=64.93 amu. assume no other isotopes exist.

Answer 1

this is more of a science question

Answer 2

there was no chemistry study, thoough

Answer 3

well its from a worksheet, and i cant get the answer

Answer 4

i don't know how to solve it?

Answer 5

i never came across this kind of questions before. sry. maybe someone else can help.