In any chemical reaction, the quantities that are preserved are ____.
a. the number of moles and the volumes
b. the number of molecules and the volumes
c. mass and number of atoms
d. mass and moles
Answer: C
In any chemical reaction, the quantities that are preserved are ____.
a. the number of moles and the volumes
b. the number of molecules and the volumes
c. mass and number of atoms
d. mass and moles