How many different elements are involved in the reaction shown below? 2Fe + 6HC2H3O2 → 2Fe(C2H3O2)3 + 3H2

Which metal exist in liquid state and can be cut with knife ?

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

What is the most important factor in determining climates.