HomeEngineeringIn sewage having fully oxidised organic matter, the nitrogen exists in the form of________________? 453. In sewage having fully oxidised organic matter, the nitrogen exists in the form of________________?By Admin / September 7, 2025 A. Nitrites B. Nitrates C. Free ammonia D. Aluminoid nitrogen ✅ The correct answer is option B.
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