What is the mass percent of each element in sulfuric acid, #H_2SO_4#?

1 Answer
Aug 2, 2016

#"Mass percent of element"# #=# #"Mass of element"/"Mass of compound"xx100%#

Explanation:

For sulfur,

#(32.06*g)/(98.08*g*mol^-1)xx100%# #=# #??%#

For oxygen,

#(4xx15.999*g)/(98.08*g*mol^-1)xx100%# #=# #??%#

And the balance percentage is hydrogen.