One mole of H2SO4 acid contains _____ O2 atoms.
4 `xx` 6.023 `xx` 1023
3 `xx` 6.023 `xx` 1023
2 `xx` 6.023 `xx` 1023
6.023 `xx` 1023
the question is no of O2 atoms. Then in O4 there are 2 O2 atoms only no?