A mixture of N2(g) and H2(g) reacts in a closed container to form ammonia, NH3(g). The reaction
ceases before either reactant has been totally
consumed. At this stage 1.8 mol N2, 1.8 mol H2,
and 1.8 mol NH3 are present.
How many miles of N2 and H2 were present originally.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as