20 ml of a 3.0 M HCl solution is titrated to the endpoint with 60 ml of Mg(OH)2. What is the
concentration of the base? Show setup and result.

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.