Chemical Engineering Basics - Study Mode

[#481] Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.
Correct Answer

(B) 3

[#482] The pH value is the measure of hydrogen ion concentration in a solution. The term pH stands for the __________ in the solution.
Correct Answer

(A) Power of hydrogen ion concentration

[#483] When dry bulb temperature & wet bulb temperature of moist air is the same, it means that the
Correct Answer

(D) Air is fully saturated
(H) Air is fully saturated

[#484] Oxygen content below __________ percent in air contaminated with nitrogen does not support combustion and is unsafe for humane exposure.
Correct Answer

(B) 16

[#485] A pycnometer is used for the measurement of
Correct Answer

(B) Specific gravity of a liquid