The chemical equation for the reaction of phosphorus with oxygen is given below. $x\text{P}_4 + y\text{O}_2 \rightarrow z\text{P}_2\text{O}_5$ What values of $x$, $y$ and $z$ are needed to balance the equation?
- A$x = 1,\ y = 5,\ z = 2$
- B$x = 1,\ y = 10,\ z = 2$
- C$x = 2,\ y = 5,\ z = 2$
- D$x = 2,\ y = 10,\ z = 1$