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.

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.

anonymous · Answer

this is more of a science question

anonymous · Answer

there was no chemistry study, thoough

anonymous · Answer

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

anonymous · Answer

i don't know how to solve it?

anonymous · Answer

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