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3.011xx10^(22) atoms of an element weigh...

`3.011xx10^(22)` atoms of an element weighs 1:15gm. The atomic mass of the element is:

A

23

B

10

C

16

D

35.5

Text Solution

Verified by Experts

The correct Answer is:
A
Atomic mass in gram=Mass of `6.022xx10^(23)` atoms
`=(1.15xx6.022xx10^(23))/(3.011xx10^(22))=23`
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