The chemical bond between which two atoms is most polar?
(1) c–n (3) s–cl
(2) h–h (4) si–o

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

What is the percent by mass of oxygen in fe2o3

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17