The alkenes are compounds of carbon and hydrogen with the general formula `C_(n)H_(2n)`. If `0.561 g` of any alkene is burned in excess oxygen, what number of moles of `H_(2)O` is formed ?
A. `0.0400 mol`
B. `0.0600 mol`
C. `0.0800 mol`
D. `0.400 mol`