Stoichiometry - Study Mode
[#176] pH value of an alkaline solution is
Correct Answer
(B) > 7
[#177] A very dilute solution is prepared by dissolving 'x 1 ' mole of solute in 'x 2 ' mole of a solvent. The mole fraction of solute is approximately equal to
Correct Answer
(A) $$frac{{{{ ext{x}}_1}}}{{{{ ext{x}}_2}}}$$
[#178] Heat of solution in a system in which both solute and solvent are liquids is termed as
Correct Answer
(D) Heat of mixing
[#179] Mass number of an atom is the sum of the numbers of
Correct Answer
(D) Both A & B
[#180] The maximum adiabatic flame temperature of fuels in air is __________ the maximum flame temperature in pure oxygen.
Correct Answer
(A) Lower than