John let the cold water run for a while before turning on the hot water. He stepped into the bathtub expecting the water to be warm.
What do you think he discovered and why?

Calcium chloride +gold(1) oxide—>

Why do oxygen have a strong attractive force for electrons

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.