2439Chemical EngineeringMedium
Glass is corroded by________?
APhosphoric acid
BFluorine (dry or wet)
CNone of these
DSulphuric acid
Correct answer
B. Fluorine (dry or wet)
Explanation
The correct answer is Fluorine (dry or wet).
Correct answer
B. Fluorine (dry or wet)
Explanation
The correct answer is Fluorine (dry or wet).
H2SO4 (< 50% concentration) is corrosive to________?
Fahrenheit and Centigrade scales have the same readings at ________?
An example of a periodic furnace is the________?
Catalyst used in the oxidation of ammonia is ________?
More than 95% of ________ is present in corundum?
The reaction A + B → C has been conducted in a reactor as shown below. The number of boundaries around which material balance can be written, are________?