What is the amount of CO2 present in the raw materials for production of low purity tonnage oxygen?
A. 0.01-0.03
B. 0.02-0.07
C. 0.94
D. 20.97
Answer:B
What is the amount of CO2 present in the raw materials for production of low purity tonnage oxygen?
A. 0.01-0.03 B. 0.02-0.07 C. 0.94 D. 20.97