What do we call the parts of a chemical equation before a reaction takes place?
what art the particles after a reaction takes place called?
what symbol do we use to indicate a reaction taking place?
what is a chemical reaction?
what does the law of conservation of mass tell us?
why must a chemical equation be balanced?
what is a coefficient?
why do chemists use the mole?
what is the value of avogadro’s number?
what does molar mass mean?
what is the molar mass for carbon?
what is the molar mass for oxygen?
what is the molar mass for co?
how many moles of co are in 65.0 g co?
how many grams of co are in 3.5 mol co?
balance the following chemical equations. make sure you capitalize appropriately.
hcl → h₂ + cl₂
so₃ → so₂ + o₂
ch₃oh → co + h₂
c + o₂ → co
so₂ + h₂ → h₂s + h₂o