7 g of CO contains ________ O atoms.

80 g of oxygen contains as many atoms as in

What is the number of molecules of CO_2 contains 8 g of O_2 ?

2.0 g of oxygen contains number of atoms same as in 4g of S 7g of nitrogen 0.5 g of H 2 12.3 g of Na

What weight of CO_(2) will contain same number of oxygen atoms as are present in 3.6 g of water ?

What is the simplest formula of acompound that contains 0.25 g atom of sillicon per 0.50 g atom of oxygen.

A certain compound has the molecular formula M_4O_6 . If 10.0 g of the compound contains 5.62 g of M, then the atomic mass of M is