A 1.50g sample of a compound containing

only carbon and

hydrogen is found to

contain 1.198g of

carbon. Determine the

empirical formula for this

compound.

The answer for #3 is c but i don't know why

An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.