For which of the following substances the enthalpy of formation in the standard state is zero ? ...

Channel:
PW Solutions
Subscribers:
453,000
Published on ● Video Link: https://www.youtube.com/watch?v=8K561_cx7EI


Category:
Let's Play
Duration: 1:54
5 views
0

For which of the following substances the enthalpy of formation in the standard state is zero ?
(a) Sucrose
(b) Ethanol
(c) Aluminium
(d) Calcium chloride
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-10-27Two components \( A \) and \( B \) form an ideal solution. The mole fractions of \( A \) and \( ...
2022-10-27Strong electrolytes are those which : (a) conduct electricity (b) dissolve readily in water (c) ...
2022-10-27The cost of \( 2 \mathrm{Rs} / \mathrm{kWh} \) of operating an electric motor for 10 hours takes...
2022-10-27Use the following standard electrode potentials, calculate \( \Delta G^{\circ} \) in \( \mathrm{...
2022-10-27\( \mathrm{H}_{2}(g) \) and \( \mathrm{O}_{2}(g) \), can be produced by the electrolysis of wate...
2022-10-27A reaction takes place in various steps. The rate constant for first, second, third and fifth st...
2022-10-27Arrhenius studied the effect of temperature on the rate of a reaction and postulated that rate c...
2022-10-27Upon irradiating californium with neutrons, a scientist discovered a new nuclide having mass num...
2022-10-27For given hypothetical elementary parallel reaction, Initially only 2 moles of \( A \) are prese...
2022-10-27Each question contains STATEMENT-1 (Assertion) and STATEMENT-2 (Reason). Examine the statements ...
2022-10-27For which of the following substances the enthalpy of formation in the standard state is zero ? ...
2022-10-27Which one of the following is not applicable to chemisorption? (a) Heat of adsorption is negativ...
2022-10-27\( 6 \times 10^{22} \) gas molecules each of mass \( 10^{-24} \mathrm{~kg} \) are taken in a ves...
2022-10-27Molar conductivity of aqueous solution of \( \mathrm{HA} \) is \( 200 \mathrm{Scm}^{2} \mathrm{~...
2022-10-27Calculate depression of freezing point for \( 0.56 \) molal aq. solution of \( \mathrm{KCl} \). ...
2022-10-27The vapour pressure of two pure liquids \( A \) and \( B \) which form an ideal solution are 500...
2022-10-27A living cell contains a solution which is isotonic with \( 0.2 \mathrm{M} \) glucose solution. ...
2022-10-27Water and chlorobenzene are immiscible liquids. Their mixture boils at \( 89^{\circ} \mathrm{C} ...
2022-10-27Moles of \( \mathrm{Na}_{2} \mathrm{SO}_{4} \) to be dissolved in 12 mole water to lower its vap...
2022-10-27Which of the following is not a colligative property? (a) Vapour pressure (b) Depression in f.pt...
2022-10-27The boiling point of \( \mathrm{C}_{6} \mathrm{H}_{6}, \mathrm{CH}_{3} \mathrm{OH}, \mathrm{C}_{...


Tags:
pw