Using the periodic table, complete the following

element: Chlorine

symbol: Cl2

Molecular weight: A. 35.45 B. 70.9 C. 70.90

Mass of one mole: A. 35.45 B. 70.90 C. 70.9

For elements, the molar mass is an amount in grams that is numerically equal to the atomic weight of the element. Cl2 is a molecule that is made up of two chlorine atoms. Chlorine has an atomic weight of 35.45. A mole of Cl2 molecules would contain two moles of chlorine atoms, each mole weighing 35.45 g.