C2H4 + 3 O2 --> 2 CO2 + 2 H2O If you start with 32.0 grams of O2 how many
moles of H2O can be formed?

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?

Condensation happens when water vapor cools. true or false? ?

2ki + pb(no3)2 → 2kno3 + pbi2 determine how many moles of kno3 are created if 0.03 moles of ki are completely consumed.