A balloon compresses from 6.23 L to 5.21 L at 1.86 atmospheres. How does this work affect the internal energy of the balloon? Choose one: O The balloon has done work on the surroundings and the balloon's internal energy has gone down. The balloon has done work on the surroundings and the balloon's internal energy has gone up. O The balloon has had work done on it by the surroundings and the balloon's internal energy has gone down. O The balloon has had work done on it by the surroundings and the balloon's internal energy has gone up. What is the magnitude of the work? Do not include a positive or negative sign. 1 L-atm = 101.325 J J

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: The heat capacity of a calorimeter is calibrated by adding 3.00 mL of water at 40.0°C to the…

A: Heat is released by water at a higher temperature and absorbed by water at a lower temperature.…

Q: A 30.0 g sample of water at 280. K is mixed with 30.0 g of iron at 330 K. The final temperature of…

A:

Q: Under Measurements show that the enthalpy of a mixture of gaseous reactants increases by 206. kJ…

A:

Q: 58.7 g sample of iron is put into a calorimeter (see sketch at right) that contains 200.0 g of…

A:

Q: When gasoline burns in an automobile engine, the heat released (301 J) causes the products CO2 and…

A:

Q: The internal energy of a system is always increased by O adding heat to the system having the system…

A:

Q: A 20 g sample of dry ice (CO₂(s)) is placed in a glass flask and a stopper is tightly placed in the…

A: Given :-  Mass of CO2 = 20 g  Heat energy is transferd into the flask = q = + 350 J   change in…

Q: 6. How much work is needed in a system to expand from 25 to 50 L against a pressure of 7 atm? Is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In order to bake a loaf of bread in an oven, 4,800 kJ of heat are released by the oven. If the bread…

A: The question is asking for the amount of energy absorbed by the bread when it is baked in an oven.…

Q: A 50.1 g sample of glass is put into a calorimeter (see sketch at right) that contains 300.0 g of…

A:

Q: Which one of the following conditions would always result in an increase in the internal energy of a…

A: Internal energy is defined as the energy associated with the random, disordered motion of molecules.…

Q: As a system in volume, it absorbs 52.5 J of energy in the form of heat from the surroundings. The…

A: The internal energy of the system can be modified by doing work on them or by adding heat to the…

Q: www-awu.dieks.com/aiekscgi ARL O THERMOCHEMISTRY Calculating specific heat capacity A chemist…

A: Given,  The mass of a substance = 623.0 g.       The heat needed to increase the temperature from…

Q: . A piece of an iron metal of unknown mass is heated to 325.9 o C and then placed in a styrofoam…

A: Given, Initial temperature of iron = 325.9 °C Volume of water = 225.2 mL Initial temperature of…

Q: A 51.6 g sample of iron is put into a calorimeter (see sketch at right) that contains 100.0 g of…

A: Given data, mass of iron =51.6 g, T1=86.5 ℃  T2=28.8 ℃  Cp for iron =?

Q: As a system increases in volume, it absorbs 50.33 of energy in the form of heat from the…

A: The internal energy of the system can be modified by doing work on them or by adding heat to the…

Q: As a system increases in volume, it absorbs 52.0 J of energy in the form of heat from the…

A: Work done (w) can be calculated as follows, 1 L atm = 101.3 J

Q: One tablespoon of cookie dough has a mass of 12.50 g12.50 g. It is combusted in a calorimeter whose…

A: The energy released by 12.50 g cookie dough can be calculated by the following formula.…

Q: A gas is heated by adding 30. kJ of heat to the gas.  As it heats, it also expands from 30. L to 50.…

A: • The values provided in the question are:-  i) Quantity of heat energy absorbed by the gas, Q = 30…

Q: 64.36 kJ/g. A 63.61-g sample is burned in an apparatus with a calorimeter constant of 56.13 kJ/oC.…

A: Energy density = 64.36 kJ/g  Mass = 63.61 g  Energy= mass × energy density   = 64.36 × 63.61   =…

Q: Which of the following processes always results in an increase in the energy of a system? The system…

A: The energy of the system depends on the heat gained or lost and work done on or by the system.

Q: of enthalpy

A:

Q: In a gas expansion, 74 J of heat is absorbed from the surroundings, and the energy of the system…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: An 80.0 g sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was…

A: The relationship between the internal energy change, heat and work is given by  ΔE = q + W where ΔE…

Q: As a system increases in volume, it absorbs 52.0 J of energy in the form of heat from the…

A: Given: Decreased internal energy= 106.2 J Absorbed heat= 52.0 J Final volume= 58.6 L Working…

Q: A gaseous system has 71 J of work done on it by surroundings and increases its internal energy by 69…

A:

Q: A gas is compressed from an initial volume of 5.70 L to a final volume of 1.24 L by an external…

A: Given:Initial Volume V1 = 5.70 L. Final Volume V2= 1.24 LPressure = 1.0 atm.Heat = -125 J (energy is…

Q: As a system increases in volume, it absorbs 55.0 J of energy in the form of heat from the…

A:

Q: by burning it in a bomb calorimeter. before burning, the brownie weighed 16.13 grams. During the…

A: Here, heat is expressed as energy content.  We know that : q = mc∆T ....(1) q = energy content in…

Q: Consider the change in the internal energy of a system. what is the change in the internal energy,…

A: According to the first law of thermodynamics, Change in U = Q - W where U = Internal Energy Q = Heat…