kristensass04 kristensass04

18-11-2020
Chemistry

contestada

How many moles of methane(CH4)
are in 7.31x1025 molecules?
[? ]x10!?)
In scientific notation!!!

Respuesta :

jcherry99 jcherry99

18-11-2020

Answer:

121.428 mol = 1.214 * 10^2 mol

Explanation:

1 mol = 6.02 * 10^23 molecules

x = 7.31 * 10^25 molecules

7.31*10^25 = 6.02*10^23 x

Divide by 6.02*10^23

7.31 * 10^25 / 6.02*10^23 = x

x = 121.428 mol

The units are mol

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