How many moles of methane are in 7.31 x 10^25

121.43 Moles

Explanation: A mole of any element or compound is equal to 6.02 x 10^23 atoms/molecules

The fact that it’s methane doesn’t even matter, all you need is the number of atoms.

So you take 7.31 x 10^25 / 6.02 x 10^23 which equals 121.43 moles.

what are the two models

explanation:

thats a little if u want the answer just look it up on google thats what i do haha : )