HomeEngineeringThe refrigerant freon-12 is chemically 53. The refrigerant freon-12 is chemicallyBy Admin / September 6, 2025 A. CCl₂F₂ B. CCl₃F C. CClF₃ D. CCl₄F ✅ The correct answer is option A.
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