A substance is said to be hygroscopic if it absorbs?
...A substance is said to be hygroscopic if it absorbs?
water from the atmosphere to form a solution
heat from the surrounding
carbon (IV) oxide from the atmosphere
moisture from the atmosphere without dissolving
Correct answer is D
Hygroscopy is the phenomenon of attracting and holding water molecules via either absorption or adsorption from the surrounding environment,
which is usually at normal or room temperature.
Deliquescence, the process by which a substance absorbs moisture from the atmosphere until it dissolves in the absorbed water and forms a solution.
A fixed mass of gas has a volume of 92\(cm^3\) at 3ºC. What will be its volume at 18º...
When element \(_{20}\)Y combines with element \(_8\)Z, it forms...
An example of a polysaccharide is? ...
The final product of the reaction of ethyne with hydrogen iodine is? ...
Zone refining is used for the purification of ...
Which of the following modes of motion is exhibited by the particles of a solid? ...