What is the entropy change of the nitrogen present if 300mL of liquid nitrogen boils away and then warms to 20∘C at constant pressure? Keep in mind that the density of liquid nitrogen is 810 kg/m^3 Please use appropriate units!!!

Q: If I know that the change in entropy of a system where heat was added is 30 J/K, and that the…

A:

Q: A 45.0 kg flower pot falls from a height of 12.6 m and landing in a pool of water, where the energy…

A: The change in entropy be defined as, ∆S=∆QT           ........1 Where, ΔQ be defined as the change…

Q: A heat source generates heat at a rate of 55.0 W (1 W=1 J/s)55.0 W (1 W=1 J/s). How much entropy…

A: Given;-  A heat source generates heat at a rate of  P = 55 W = 55 J/sec  The surrounding temperature…

Q: At very low temperatures, the molar specific heat CV of many solids is approximately CV = AT3, where…

A: Given:  CV = AT3 , where  A = 3.15 × 10-5 J/mol-K4 for aluminum            Temperature raised from…

Q: Two blocks, each containing 2.00 moles of silver (Cp = 25.35 Joules per kelvin per mole), are…

A:

Q: By how much does the entropy of 1.0 kg of water change when heated from 263.15 K up to 283.15 K at a…

A:

Q: Two blocks, each containing two moles of silver (Cp = 25. 35 joules per kelvin per mole) are brought…

A:

Q: Air expands polytropically in a piston-cylinder arrangement from an initial pressure and volume of…

A:

Q: Calculate the change in system entropy when argon at 25 °C and 1.00 atm in a 500 cm3 container is…

A: In this question we are talking about argon and we know that argon is a monoatomic gas therefore,…

Q: Calculate the Delta G value from the following data and state whether the process will be…

A: Temperature , T = 298 K  Change in entropy , ∆S = +9.50 J /K Heat of reaction ,∆H = -85 KJ To find =…

Q: On a hot summer day, 4.00×106 J of heat transfer into a parked car takes place, increasing its…

A: Change in entropy is given by the formula: ∆S=QTwhere,∆S is change in entropyQ is heat transferT is…

Q: Calculate the entropy change for the gas.

A: Change in entropy = 11.52 * n J/K where n is number of moles of ideal gas

Q: Calculate the entropy change involved in the isothermal expansion of 5 moles of an ideal gas against…

A:

Q: Prove that the entropy of mixing of an ideal mixture has aninfinite slope, when plotted vs. x, at x…

A: The expression for the change in entropy for an ideal gas mixture, ∆Smix=-nR(xln(x)+(1-x)ln(1-x))…

Q: For one component gas that is confined in a box with volume V. V We can get the entropy of the gas…

A: Entropy of a gas in statistical approach is given by  S = Nkln(omega) Where, N = total number of…

Q: The initial temperature and pressure for one mole of an ideal gas is (Cv = 5 cal mol-1 deg-1) 27oC…

A:

Q: What is the change in entropy of helium gas with total mass 0.140 kg at the normal boiling point of…

A:

Q: An ideal gas undergoes a process between two specified temperatures, first at constant pressure and…

A:

Q: 4. (Ch. 19- Problem 57 in Wolfson) Find the entropy change when a 2.4-kg aluminum pan at 155°C is…

A: We have an Aluminum pan of mass m1=2.4 kg at a temperature T1=155oC=428 K which is put into water of…

Q: 5RT3 a. A piece of metal of molar heat capacity Cp is heated from 300K to 500K at 2 constant…

A:

Q: In an experiment, 200 g of aluminum (with a specific heat of 900 J/kg K) at 100 C is mixed with 50.0…

A:

Q: To determine the entropy change for an irreversible process between states 1 and 2, should the…

A: Entropy is a state function.  It does not depend on the path, it only depends on initial state and…

Q: 2. Helium expands polytropically in a piston-cylinder from an initial pressure and volume of 3800…

A: The equation describing a polytropic process is given by PVn=constant Work done in a polytropic…

Q: Estimate the change in molar entropy when a sample of argon (c) is compressed from 2.0 dm³ to 0.5…

A:

Q: Calculate the change in the entropy ΔS, in joules per kelvin, of the Sun every second.  Rigel is a…

A:

Q: Calculate the entropy change when 3 moles of an ideal gas are allowed to expand isothermally at 298…

A:

Q: Initially 5 mol of an ideal gas, with CV,m = 12.5 J K-1 mol-1, %3D are at a volume of 5 dm3 and a…

A: Note: As per Bartleby guideline only question has to be solved at a time. Kindly upload other…

Q: Every second at Niagara Falls, approximately 5 000 m3 of water falls a distance of 50.0 m. What is…

A:

Q: Calculate the entropy change when Argon at 25 oC and 1 atm pressure in a container of volume 500 cm3…

A: Entropy changes when an ideal gas undergo both a volume and temperature change

Q: What is the change in entropy of helium gas with total mass 0.140 kg at the normal boiling point of…

A: Given that mass of the helium gas and normal boiling point of helium and Alpha given the heat of…

Q: A 2000kg car travelling at 90km/hr crashes into a concrete wall. After that, the wreckage…

A: Mass=2000kg, Speed=90 km/hr=90 km/hr=90×10003600=25 m/sec. Car chases into a concrete wall then its…

Q: Calculate the entropy change when Argon at 25 oC and 1 atm pressure in a container of volume 500 cm3…

A: Entropy is a direct measure of the degree of disorder in a system. The change in entropy of a gas is…

Q: Assuming a spherical black body (e=1) of a radius 0.5 m at 300 K is radiating energy into a vacuum…

A: The equation for the entropy change is given by

Q: What is the entropy change when 0.50 moles of CHCl₃ vaporizes at 61.0 °C? [∆H(vap) = 29.6 kJ/mol at…

A: