In a chemical reaction, two molecules with a total mass of 76 amu react to form a single molecule. What is the mass of the molecule that is formed?
a. 76 amu
b. 38 amu
c. 228 amu
d. 152 amu
a. 76 amu
b. 38 amu
c. 228 amu
d. 152 amu