If the products from a candle are mostly carbon (c), carbon dioxide (co2) and water (h2o), what elements are the reactants? how do you know?

Enzymes affect the reactions in living cells by changing the

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.