When Phosphorus Reacts with Chlorine, Phosphorus Trichloride Is Formed According $\rightarrow$

Multiple Choice

When phosphorus reacts with chlorine, phosphorus trichloride is formed according to the following equation: ___P₄(s) + ___Cl₂(g) $\rightarrow$ ___PCl₃(l) (unbalanced) Balance the equation and determine how many grams of chlorine would be required to react with 21.2 g of phosphorus.

A) 12.1 g
B) 48.6 g
C) 37.0 g
D) 148 g
E) 72.8 g