Question

the relative abundance of 2isotopic form of copper is 63/29Cu and 65/29Cu are 70%&30% respectively . calculate the average mass no.of copper on the basis of given information..

Answer 1

${\huge {\mathfrak {Answer :-}}}$

The average atomic mass of Copper(Cu) is 63.6 u.

Refer above ⬆️⬆️

$<b>$ That's it..

Answer 2

Answer:

63.6

expalanation is above see the picture