a) Methane gas allowed to expand from a volume of 3.2 L to a volume of 8.5 L. During the course of the process, 640 J of thermal energy was transferred from the surroundings to the methane gas. Based on the same expansion: i) How much work has been done if the gas expands against a vacuum with explanation? ii) How much work has been done if the gas expands against a pressure of 2.3 atm? iii) What is the change in the internal energy of the system with proper reason?

Q: A chemical reaction is run in which 138 Joules of work is done by the system and the internal energy…

A: Work done by the system is negative. So we use W= -138 J  Given: w= - 138J              ∆u= + 14J To…

Q: calculate w for the engine.

A:

Q: A mixture of gases undergoes a chemical reaction inside of a container with a movable piston. The…

A: Here the heat is releases means it will be having a negative sign as q= -243KJ And here work is done…

Q: A sample of gas in a cylinder with a free-floating piston for a lid is heated. The gas gains 107 J…

A: given heat (q) = 107 J work done (w) = 23 J

Q: Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 36…

A:

Q: Calculate the energy required to heat 751.0 g of mercury from -6.8C to 4.0C. Assume the specific…

A: Given: Mass of mercury ‘m’ = 751.0 g Initial temperature, Tinitial = -6.8oC Initial temperature,…

Q: The table lists the specific heat capacities of select substances. Substance Specific heat capacity…

A:

Q: A gas is confined to a cylinder under constant atmospheric pressure. When 0.49 kJ of heat is added…

A: It is given that the gas is in a cylinder under constant atmospheric pressure, on being provided…

Q: A system gains 617 kJ of heat, resulting in a change in internal energy of the system equal to +161…

A:

Q: An automobile engine provides 585 Joules of work to push the pistons and generates 2368 Joules of…

A: The first law of thermodynamics states that “the energy of an isolated system is constant”. It is…

Q: Consider the following cyclic process carried out in two steps on a gas. Step 1: Step 2: 40. J of…

A:

Q: 650 J of work is done when a gas is compressed in a cylinder. During this process, there is a heat…

A:

Q: An automobile engine generates 2344 Joules of heat that must be carried away by the cooling system.…

A: To calculate w for the engine:

Q: The amount of work to compress a gas is 80J, 30 J of heat is given off to the surroundings.…

A: Given,Work to compress a gas = 80 JHeat given off by the system = 30 JRequired,…

Q: Calculate the internal energy change for each of the following. (a) One hundred one (101) joules of…

A:

Q: Imagine some helium in a cylinder with an initial volume of 1 liter and an initial pressure of 1…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Calculate the work in joules when a piston moves from a volume of 50.00 mL to a  volume of 450.00 mL…

A:

Q: A rubberized sphere contains carbon dioxide. If the initial radius of the sphere is 15cm: a. How…

A:

Q: 3) A system moves from state A to state B. When the system takes path 1, 500 Jof heat flow into the…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: A 5.000 g sample of methanol, CH3OH, was combusted in the presence of excess oxygen in a bomb…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: A student runs a reaction in a closed system. During the reaction, 64.7 kJ of heat is released to…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: In a gas expansion,  9.0  ×  101  J of heat is absorbed by the system, and the energy of the system…

A: According to the first law of thermodynamic;

Q: Calculate the value of internal energy if 670J of heat energy is absorbed by the surrounndings and…

A:

Q: A chemical system produces 155 kJ of heat and does 22 kJ of work. What is ΔE for the surroundings?a)…

A: In order to solve this question, we will use the first law of thermodynamics which states that…

Q: A chemical reaction is run in which 572Joules of work is done on the system and the internal energy…

A: Given W = + 572 J (work is done on the system) ΔU = +438 J Using the first law of thermodynamics…

Q: A mixture of helium and neon gas is expanded from a volume of 87.0L to a volume of 96.0L, while the…

A: Work done = pressure x change in volume

Q: A certain gas expands in volume from 2.0 L to 24.5 L at constant temperature. Calculate the work…

A:

Q: A sample of aluminum metal absorbs 9.86 J of heat, and the temperature of the sample increases from…

A: The specific heat of a substance is defined as the amount of heat required to raised the temperature…

Q: The average human lung expands by about 0.50 L during each breath. If this expansion occurs against…

A: In the case of expansion, the system loses energy to the surroundings so work done by the system is…

Q: A gas is expanded in a cylinder from a volume of 2 L to 22 L by a constant pressure of 2 atm.…

A: As the gas is extended here at a constant pressure. So the work done for isobaric process is given…

Q: How much work if performed by a gas as it expands from 25 L to 40 L against a constant external…

A:

Q: In a far planet from earth, a balloon containing a certain gas expands from 100 L to 250 L by…

A:

Q: A system does 435 kJ of work(w) and loses 312 kJ of heat(q) to the surroundings. What is the change…

A:

Q: The value of ΔE for a system that performs 213 kJ of work on its surroundings and loses 79 kJ of…

A:

Q: A steel cylinder of 10 liters capacity contains 20 moles of oxygen at 27°C. An imperfection in the…

A: The work done by gas can be calculated by using formula of work done i.e W= -P(Vf- Vi)  Where w…

Q: a b C d

A: Given: The internal energy change = -200 J For moving from c to d, required heat, Qcd = 180 J For…

Q: 1 mole of an ideal gas is at 6 atm pressure, occupies 3 L and has an internal energy of 2735.1 J.…

A: Here the system undergoes two different paths.  Path-1 is constant volume process Path-2 is constant…

Q: - In which of the following systems is(are) work done by the surroundings on the system? Assume…

A:

Q: An 18.89 g sample of neon gas in a container with a movable wall is initially at a temperature of…

A: GIVEN: Mass of Neon gas = 18.89 g Initial Temperature (T1)= 320 K Final Temperature (T2)= 405 K…

Q: A system absorbs 21.6 kJ of heat while performing 6.9 kJ of work on the surroundings. If the initial…

A: According to 1st law of thermodynamics:-∆u=q+wwhere,∆u= cange in internal energyq= heat given to the…

Q: A system does 566566 kJ of work and loses 216216 kJ of heat to the surroundings. What is the change…

A: Answer:  This question is based on the first law of thermodynamics which is based on conservation of…

Q: (2.2) Gas in a container is at a pressure of 1 atm and a volume of 6 m3. What is the work done by…

A:

Q: 2. A certain gas expands in volume from 2.0 L to 6.0 L at constant temperature. Calculate the work…

A:

Q: A chemical reaction is run in which 633 Joules of work is done on the system and the internal energy…

A: Given: Work done = +633 J ( work is done on the system) Internal energy = +191 J

Q: Consider the following changes:a.N2 (g) → N2 (l)b.CO (g) + H2O (g) → H2 (g) + CO2 (g)c.Ca3P2 (s) +…

A: Work done: The work is a transfer of energy from one system to another system without the change in…

Q: Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 36…

A:

Q: THERMODYNAMICS Q) The work done when a gas is compressed is 500 J. During the compression, the gas…

A:

Q: a. Determine whether energy as heat is evolved or required in the following process at constant…

A: Given: a. Ozone decomposes to give O2.

Q: III WICI a process occurs at constant external pressure. a) What is the sign of w for the system? Is…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…