Element X, X^19 9, forms a compund with element Y, Y^39 19. Which statement describes the bonding in the compound formed?
A X and Y share electrons.
B X gives away one electron to Y.
C Y gives away one electron to X.
D Y gives away two electrons to X.

(Show me the explain)

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 type of matter is made of only one kind of atom

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.