Anuclear reactor is surrounded by a thin wall of glass filled with a cooling fluid. true or false

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

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.

What is the percent by mass of oxygen in fe2o3