At what temperature is the extraction of liquid sulphur dioxide carried out from kerosene in order to improve the illuminating quality of kerosene?
A. 14° 𝐶
B. 4° 𝐶
C. −4° 𝐶
D. −14° 𝐶
Answer:D
At what temperature is the extraction of liquid sulphur dioxide carried out from kerosene in order to improve the illuminating quality of kerosene?
A. 14° 𝐶 B. 4° 𝐶 C. −4° 𝐶 D. −14° 𝐶