Get our expert's

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this and **thousands** of other questions.

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

Get this expert

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this and **thousands** of other questions

But how do you find the abundance? All I was given was in the question.

Not the answer you are looking for?

Search for more explanations.

There is another method but I forgot.

Alright. Thanks.

No problem!
But what did you get for each?

I got 63 Cu = 62.925989 and 65 Cu = 64.9277929

Then I did all the math and got x=.689

Sorry about the late replies.

63Cu = 68.95%
65 Cu = 31.05%

They are wrong because my answers matches to 63.55 amu.

I'll let them know. Thanks for checking the math for me.

I'm bad about making little mistakes in the math. It can really throw it off.

No problem!

Not the answer you are looking for?

Search for more explanations.