Question

If 1021 moluecules are removed from 200mg of
COą, then the number of moles of Co, left are
2.88 X 10-3
(2) 1.66X 103
(3) 4.54 X 10-3
(4) 1.66 X 10-2​

Answer 1

Answer:

5.43×10^-3

Explanation:

First find the mole of CO then

Mole × NA= total molecules

Then total molecule - removed molecule=molecule remain

To find mole....divide it with AVAGADRO NO.