Which type of reaction does this diagram represent? a chain reaction that is caused by nuclear fission a chain reaction that is caused by nuclear fusion a decrease in energy that is caused by nuclear fission an increase in energy that is caused by nuclear fusion

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 which block of the periodic table is uranium (u) found? s blockd blockp blockf block

If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?