Explanation:
mass = moles * molar mass
molar mass of carbon dioxide (CO2) = 12+32 = 44
= 19.5* 44 = 858
proof
moles = mass /molar mass
= 858/44 = 19.5 moles
Answer:
C. When melted rock solidifies.
Covalent Bond
Because of the unequal sharing of electrons, a covalent bond exists.
Answer & Explanation:
The mass of the substance