HomeEngineering20% oleum means that in 100 kg oleum, there are 20 kg of 5158. 20% oleum means that in 100 kg oleum, there are 20 kg ofBy Admin / September 7, 2025 SO₃ and 80kg of H₂SO₄ H₂SO₄ and 80kg of SO₃ SO₃ for each 100 kg of H₂SO₄ None of these ✅ 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