Question

Calculate the given mass in 0.5 mol. Of CH4 

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Answer 1

8 (g)

Step-by-step explanation:

`m= n * M`

m= 0.5*(12+1*4)=0.5*16 =8 (g)

Answer 2

8 grams

Step-by-step explanation:

The molar mass of CH4 is about 16 grams per mol. So you get the answer by mutlitplying 0.5 by 16, (cancel out moles by placing 1 on the bottom of the fraction).