Question

calculate the mass percentage of methane​

Answer 1

In methane there are only 2 elements, Carbon and Hydrogen.

The total mass of a methane molecule (CH4) is.

4 x 1 + 12 = 16.

%mass of H in methane= 4/16 x 100% = 25% %mass of C in methane = 12/16 x 100% = 75%.

Answer 2

Answer:

hey same name

o bhaiiiiiiii

Explanation:

I think that is about ...

74.869%%

yrr sorry for not a clear answer