The elements fluorine (f) chlorine (cl) and iodine (i) are all part of same on the periodic table .

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.