HomeEngineeringThe alum, when added as a coagulant in water_______________? 1521. The alum, when added as a coagulant in water_______________?By Admin / September 7, 2025 A. does not require alkalinity in water for flocculation B. does not affect pH value of water C. increases pH value of water D. decreases pH value of water ✅ 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