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A balloon has 5.0 mole of helium at 7^(@...

A balloon has 5.0 mole of helium at `7^(@)C`. Calculate
(a) the number of atoms of helium in the balloon.
(b) the total internal energy of the system.

A

`30xx10^22,1.74xx10^3J`

B

`30xx10^23,1.74xx10^3J`

C

`1.74xx10^3J,30xx10^32`

D

`30xx10^20,1.74xx10^3J,`

Text Solution

Verified by Experts

The correct Answer is:
B
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