1. A system is compressed from 50.0 L to 5.0L at a constant pressure of 10.0 atm. What is the amount of work done? a. 4.6 x 104 J C. - 450 J b. 450 J d. 2.5 x 105 J

Q: If a balloon is expanded from 0.055 to 1.403 L against an external pressure of 1.02 atm, how many…

A: • The values provided in the question are:-      i) Initial volume of a ballon, V1 = 0.055 L…

Q: arriors arrives at a blacksmith to get new weapons 1.74 kg of iron at 1371 °C, which was cooled down…

A: Suppose, the final temperature of the iron longsword is t°C.  At equilibrium, both the iron and…

Q: A system is allowed to expand from 5.56 L to 10.0 L at a constant pressure of 1.0 atm. What is the…

A: • The values provided in the question are:-      i) Initial volume of a system, V1 = 5.56 L    ii)…

Q: A 205 g sample of gold at some temperature was added to 22.3 g of water. The initial water…

A: Since the temperature of the water is increased, water has received heat and gold has emitted heat.…

Q: What is the work associated with the expansion of a gas from 4 L to 6 L under an external pressure…

A: Given initial volume V1=4L         Final volume V2=6LExternal pressure Pext=1.8 atm

Q: A balloon is inflated from 0.0100L to 0.400 L against an external pressure of 10.00 atm how much…

A: From the given information, we can say that volume is increases from  0.0100 L to 0.400 L which…

Q: sample of gas is placed into an enclosed cylinder and fitted with a movable piston. Calculate the…

A: Work done in compression process is positive.

Q: A sample of nitrogen gas expands in volume from 1.2 to 6.2 L at constant temperature. Calculate the…

A: Given information:Final volume = 6.2 LInitial volume  = 1.2 L

Q: 5.1.4 The label on packaged food indicates that it contains 215 Calper serving. Convert this amount…

A: Given data: The energy of packaged food = 215 Cal. To convert: Energy from Cal to joules (J).

Q: 5.19 Consider these changes. At constant pressure, in which of the reactions is work done by the…

A: The work performed by the compression as well as expansion of a fluid is known as pressure–volume…

Q: A 5.00-g sample of liquid water at 25.0 °C is heated by the addition of 84.0 J of energy. T

A:

Q: During a normal breath, our lungs expand about 0.50 L against an external pressure of 1.0 atm. How…

A: The volume of lungs expansion,

Q: In a reaction the total energy of the system decreases by 125 kJ. If the reaction releases 80 kJ of…

A: Given data, Total energy of the system decreases by 125 KJ. So, change in the system's energy (∆E) =…

Q: A gas forming reaction produces 5.15 L of gas against a constant pressure of 0.985 atm.  Calculate…

A: The work done by the gas when the change in volume and pressure has been given can be calculated by…

Q: expanding gas does 171 J of work on its surroundings at a constant pressure of 1.02 atm. If the gas…

A: Work (w) = -171 J Pext = 1.02 atm Initial Volume (V1) = 68.0 mL        = 0.068 L Work = -Pext.(V2 -…

Q: Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of 24.0 atm. Calculate…

A: Whenever gas expands against an external pressure, work done is negative because energy gets…

Q: The specific heat capacity of silver is 0.24 J/°C•g. a. Calculate the energy required to raise the…

A:

Q: The specific heat capacity of silver is 0.24 J°C-g. a. Calculate the energy required to raise the…

A:

Q: A gas expands in volume from 32.7 mL to 79.3 mL at constant temperature. Calculate the work done (in…

A:

Q: Given the hypothetical thermochemical equation: A + B —> C + D ΔH = - 430 kJ A. The reaction is…

A: A multiple choice question based on thermochemical equation, which is to be accomplished.

Q: A cylinder fitted with a piston contains 4.05 L of a gas at a pressure of 3.08 atm. The entire…

A:

Q: Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of 22.0 atm. Calculate…

A: The question is based on the concept of chemical thermodynamics. we have to calculate the work done…

Q: What quantity of energy is needed to heat a 1.00 mole sample of H2O ‍ from  -30.0 degrees C to 140.0…

A: Since in heating H2O ‍from -30 0C to 140 0C following steps will happen 1) Heating of ice from -30…

Q: A sample of aluminum with a mass of 53.4 g is initially at 156 ∘∘ What is the temperature of the…

A: Specific heat (C) :-  The amount of heat required to raise the temperature of 1 gram of a substance…

Q: Consider that 53.0 g of water at 63.28°C was cooled by the removal of 900J of heat. Calculate the…

A: Specific heat is the quantity of heat required to raise the temperature of a one gram substance by…

Q: A 1.67-g sample of solid silver reacted in excess chlorine gas to give a 2.21-g sample of pure solid…

A: The equation for the formation of AgCl(s) is: Ag(s) + 1/2 Cl2(g)  ----> AgCl(s) ; ∆Hof  = ??…

Q: A pyrex glass flask is filled with 200 g of water. The energy required to heat the system (the flask…

A:

Q: Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of 12.0 atm. Calculate…

A: For single step expansion : w = -Pext.∆V = - 1.00 x (12-1) = -11 L.atm = -11 x 101.325 J = -1114.575…

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

A:

Q: a) Consider the reaction N2(8) + 3H2(g) 2NH3(g) AHn = -92.6 kJ If 2 moles of N2 reacts with 6 moles…

A:

Q: A gas is compressed at constant temperature from a volume of 6.22 L to a volume of 2.36 liters by an…

A: Work done in the compression of the gas can be calculated by the formula :                  W=-…

Q: A sample of gas occupies a volume of 60.6 mL60.6 mL. As it expands, it does 134.1 J134.1 J of work…

A: The volume is the space occupied by the surface.

Q: A 1.00 g sample of Ne (g) at 1.00 atm pressure and 27 oC is allowed to expand into an evacuated…

A: Solution- on the all above process work done will be zero.  Because the expansion of an ideal gas in…

Q: During a normal breath, our lungs expand about 0.50 L against an external pressure of 1.0 atm. How…

A: Given; The initial volume, (V1)=0 L. The final volume, (V2)=0.50 L. The external pressure, (P1)=1.0…

Q: A system contracts from an initial volume of 17 L to 12 L, under a constant external pressure of…

A:

Q: A sample of nitrogen gas expands in volume from 1.6 to 5.2 L at constant temperature. Calculate the…

A:

Q: A balloon is inflated from 0.0100 L to 0.700 L against an external pressure of 10.00 atm. How much…

A: Since work done by the surrounding is given by  w = PextΔV where ΔV = change in volume = final…

Q: 9) The standard heat of combustion of ethanol, C,I ethanol. How much heat (in kJ) would be liberated…

A: We will use unitary method to get the answer

Q: Mass of aluminum 16.27 g Initial temperature of Al Volume of water 83.85°C 51.8 mL Initial…

A: a) Heat is given by: q=mc∆T                            ...... (1) where m = mass, C= specific heat…

Q: If we define the system as the reactants and products, what isthe sign of work in this process,…

A: Interpretation - The sign of work in the given process is positive or negative is to be explained.

Q: Calculate the work done during a reaction in which the internal volume is compressed from 83L to 13L…

A:

Q: a) Consider the reaction N2(8) + 3H2(g); → 2NH3(g) AHn = -92.6 kJ If 2 moles of N, reacts with 6…

A: This is the case of irreversible thermodynamics under constant pressure. According to irreversible…

Q: A 7.50 g marshmallow is placed in a calorimeter and burned in excess oxygen. The temperature…

A: Since whatever energy was released by burning the marshmallow is used to rise the temperature of…

Q: 12 10 8. 6 2 10 15 20 25 Volume (L) A gas expands and its pressure and volume are recorded, as shown…

A: Doing something against force is called work . The work done will be equal to the area under the…

Q: Consider an ideal gas enclosed in a 1.001.00 L container at an internal pressure of 18.018.0 atm.…

A: A. Work = -Pexternal ×volume change -1.001atm×18.018.0-1.001L=-17.034atm-L1atm…

Q: 41. If 2 moles of diatomic gas kept at a volume of 20 liters and is compressed from 2 atmospheres of…

A:

Q: A hot (158°F) of metal has a mass of 250 g and a specific heat of 0.25 cal/g·C°. John drops the…

A: We have to calculate the equilibrium temperature.