What of the following is a cation?
a) (so3)^-2
b) sulfate
c) (ca)^+2
d) chloride

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

Areaction in which products can react to re-form reactants is

What is one real world example of a colligative property?