Recycle, Bypass, Purge & Gases on Chemical Engineering related Questions and Answers

Question :   What is the total pressure of contained if it contains 0.5 fraction of O2 with partial pressure 3 Pa, 0.3 fraction of H2 with partial pressure 5 Pa, 0.2 fraction of CO2 with partial pressure 15 Pa? 1. 6 Pa 2. 7 Pa 3. 8 Pa 4. 9 Pa Answer :   1 - 6 Pa