given that bohr's radius for hydrogen atom equal 6.292×10^-11m. calculate the radius of the first allowed bohr's orbit for Li2+​

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold

Now look at the segment of the graph between the two data points marked with black squares. describe how the boiling point and melting point plots behave between these points. be as specific as possible.

Which of the following describes the entropy change as a solution is made from a liquid and solid