Calculate the amount of energy absorbed when 10 g water 86 C turns completely to steam vapor 100C

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?

Which sample at stp has the same number of atoms as 18 liters of ne at stp