Two atoms are bonded through the unequal sharing of electrons. which type of bond exists between the atoms?
a. nonpolar covalent
b. hydrogen
c. lonic
d. polar covalent

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

What was bohr’s contribution to the planetary model

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?