chemistry
posted by Student09 .
_Calculating_Quantities_in_Reactions_
1) _Blank_ in chemical equations provide mole ratios that can be used as conversion factors.
2) When calculating the numbers of particals,you can use _Blank_ as the conversion factor.
3)In making calculations involving _Blank_ you must convert volume to mass.

Not much to go on here.
1. coefficients.
2. 6.02E23/1 mol
3. liquids?