Question

13. 1021 molecules are removed from 200 mg of
CO2. The moles of CO2 left are
(a) 2.88 x 10-3
(b) 28.8 x 10-3
(c) 288 x 10-3 (d) 28.8 x 103​

Answer 1

Answer:

The correct answer is a) 2.88x10^-3