How much heat will be released when 4.19 L of ammonia reacts with excess O2 according to the following equation?
4NH3 + 502-4NO + 6H20
AH = -1170 kJ

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

What term describes technology that operates on an atomic level