The enthalpy change when ammonia gas is dissolved in water is called the heat of
Solution
Formation
Dilution
Combustion
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- For an isothermal process, the internal energy of a gas
- With increase in temperature, the internal energy of a substance
- Change of state namely evaporation condensation, freezing and melting is an __________ process.
- Gibbs free energy (F) is defined as
- Refrigeration capacity of a household refrigerator may be round about __________ tons.
- Mollier chart is a __________ plot.
- If we increase the pressure on a substance (which is at its triple point), then the triple point
- The standard state of a gas (at a given temperature) is the state in which fugacity is equal to
- Joule-Thomson experiment is
- Heating of water under atmospheric pressure is an __________ process.
- Henry's law is closely obeyed by a gas, when its __________ is extremely high.
- During Joule-Thomson expansion of gases
- Fugacity and pressure are numerically equal, when the gas is
- In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents…
- Which of the following has the minimum value of COP for a given refrigeration effect?
- The equation Tds = dE - PdV applies to
- Maxwell's relation corresponding to the identity, dH = dS = Vdp + Σμi dni is
- Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is
- Domestic refrigerator usually works on the __________ refrigeration cycle.
- The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in
- An ideal gas is taken around the cycle ABCA as shown in P-V diagram below: The work done by the gas…
- For the reversible exothermic reaction, N2 + 3H2 2NH3, increase of pressure would
- Heat requirement for decomposition of a compound into its elements is __________ that is evolved during…
- At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy…
- Third law of thermodynamics is helpful in
- The Carnot co-efficient of performance (COP) of a domestic air conditioner compared to a household refrigerator…
- When a gas is subjected to adiabatic expansion, it gets cooled due to
- Ideal gas law is applicable at
- In polytropic process (PVn = constant), if n = 1; it means a/an __________ process.
- The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is