Question

When x molecules are removed from 200 mg of
N2O, 2.89 * 10^-3 moles of N20 are left. x will be
(1) 10^20 molecules
(2) 10^10 molecules
(3) 21 molecules
(4) 10^21 molecules​

Answer 1

Answer:

9.97×10^20 Molecules are removed

Hope this will be helpful for you ...

mark it as brainlist if you like.....