A Level Chemistry 9701/12/O/N/20 Q10
Sulfur dioxide and oxygen react to form sulfur trioxide. The reaction is reversible.
The reaction is allowed to reach equilibrium at 700 °C. The partial pressure of O2(g) is 375kPa and the partial pressure of SO3(g) is 20.3 kPa.
What is the partial pressure of SO2(g)?
A 19.3 kPa B 609 kPa C 18 300kPa D 609 000kPa