Question

How many moles of C2H6 in 3.754 x 1023 molecules of C2H6?

Answer 1

n=N/NA

n= 3.754×10²³/6.02×10²³

n= 6.24 s

Step-by-step explanation

since there is number of molecules, make use of Avogadro's constant to get number of moles.