If a bonding pair of electrons is unequally shared between two atoms, the bond is
a. ionic.
b. nonpolar covalent.
c. coordinate covalent.
d. polar covalent.

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining

The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?