A sample of ethane has the same mass as 10.0 million molecules of methane. How many C₂H₆ molecules does the sample contain
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4
Answer:
Mass of 1 molecule of CH
4
=
6.022×10
23
16
g
Mass of 10 million molecule of CH
4
=
6.022×10
23
16
×10
7
g
With ethane,
6.022×10
23
16
×10
7
=
6.022×10
23
16
×X
x=5.3203×10
6
molecules
:Explanation
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