Crude petroleum is converted to useful products by the pr...
Crude petroleum is converted to useful products by the process of?
fractional crystallization
fractional distillation
filtration
chromatography
Correct answer is B
A process called fractional distillation is used in oil refineries to separate (as well as join or split) the various lengths of hydrocarbon chains to create different petroleum products from the different distillates.
Which of the following compounds is covalent? ...
2H2(g) + O2(g) ⇌ 2H2O(g) ΔH = -ve what happens to the equilibrium constant of the reac...
Which of the following constitutes an advantage in the use of hard water? ...
An acid is said to be weak if? ...