HomeEngineeringThe activity of pure hydrogen gas at 1000°C and 5 atm pressure 279. The activity of pure hydrogen gas at 1000°C and 5 atm pressureBy Admin / September 6, 2025 A. Is always less than 1 B. Is always greater than 1 C. Can be 5 D. Depends on the choice of the standard state ✅ The correct answer is option D.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin