complete the mechanism for this reaction by drawing the intermediates formed and adding the missing curved arrow notation.

How manyatoms of mercury are in 1.4214e+1 ml sample

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.

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.