Question

how many mole of oxygen atoms are present in 88 gm carbon dioxide?

Answer 1

Hi.

Molar Mass of the Carbon dioxide = 44 grams.

∵ No. of moles of Carbon dioxide = Mass/Molar Mass.
∴ No. of moles of Carbon dioxide = 88/44
⇒ No. of moles of Carbon dioxide = 2 moles.


Hence, the number of moles in the 88 grams of Carbon dioxide is 2 moles.


Hope it helps.