1. Which of the following does not result in a change in the internal energy of the system? a. work is done on the system b. work is done on the surroundings c. heat flows into the system d. heat flows to the surroundings e. none of the above

1. Which of the following does not result in a change in the internal energy of the system? a. work is done on the system b. work is done on the surroundings c. heat flows into the system d. heat flows to the surroundings e. none of the above

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section: Chapter Questions

Problem 21QRT

See similar textbooks

Related questions

Q: The specific heat capacity of a pure substance can be found by dividing the heat needed to change…

Q: 7.00 Jof heat is added to 10.00g of gold, which is initially at 25°C. The heat capacity of gold is…

Q: O ii. and iv. Question 18 How does the internal energy of the universe change during an endothermic…

A: Here we have to predict the correct statement regarding internal energy change of universe during an…

Q: How does the heat produced when 1 mole ofC is burned directly to CO2by the reactionC(s) +…

A: According to Hess law of constant heat summation, "the heat energy absorbed or evolved during a…

Q: The internal energy can be increased by (a) transferring heat from the surroundings to the system…

A: A is the correct choice. Transferring heart from the surrounding is nothing but the heat supplied…

Q: A heated gas expands and presses on a piston. In this example, work is done: A) By the gas on the…

A: If the gas is heated, it will expand and push the piston up, thereby doing work on thepiston

Q: Consider the combustion of methane: CH4(g) + 2O2(g) --> CO2(g) + 2H2O(l) deltaH = -890.4 kJ/mole…

A: Given, the combustion of methane as follows,CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) ; ∆H =-890.4…

Q: 4. Consider the reaction 2 H2 (g) + O2 (g) → 2 H2O (g) having AH = -484 kJ/mol. Determine the…

A: Interpretation: The reaction 2H2 (g) + O2 (g) → 2H2O (g) having ∆H = -484 kJ/mol. The magnitude of…

Q: A 8.79 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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

Q: he energy density of a fuel is 64.36 kJ/g. A 63.61-g sample is burned in an apparatus with a…

A: Energy density= 64.36 kJ/g Mass = 63.61 g Energy(q) ) = 64.36 × 63.61 = 4093.9396 kJ Energy…

Q: 0.001 moles of methane are converted to methanol and all of the heat transferred to 1 L of water,…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: Calorimeter Y has a greater heat capacity than Calorimeter Z. What does this imply? Select one: O a.…

A: Given heat capacity of calorimeter Y is greater than calorimeter Z

Q: The system absorbs 88 J of energy as it does 42 J of work. * Calculate the change in energy for the…

A: Given: System is absorbing 88 J of energy and doing 42 J of work.

Q: 0.020 mole of gold metal that has a specific heat capacity of 2.10 J/g ⁰C released 5.20 kJ of heat.…

A: Given :- Number of moles of gold = 0.020 mol Specific heat capacity of gold = 2.10 J/g°C Heat…

Q: Which of the following statements is incorrect? A) The system that there is no substance and energy…

A: Given: Some statements are given To find: Incorrect statement Solution: There are many types of…

Q: Which of the following is an endothermic process? O a. heat energy is evolved by the system b. none…

A: In endothermic reaction heat is provided to perform a reaction and enthalpy change for a endothermic…

Q: A beaker contained 70.57 g of water at 18.04°C. A 84.49-g sample of metal at 75.65°C was placed in…

Q: The specific heat capacity of a pure substance can be found by dividing the heat needed to change…

A: Given - Heat capacity of the substance = 4.78Jg.°C Mass of the substance = 189 g…

Q: Which of the following statements is incorrect? A) The system that there is no substance and energy…

A: Chemical thermodynamics is the study of the interrelation of heat and work with chemical reactions…

Q: A 921.3 g sample of methane goes through a temperature change of -14.44 °C. The specific heat…

A: The heat involved in the changing the temperature of any sunatance is given by formula - Q = m S ΔT.…

Q: The internal energy can be increased by ________. (a) transferring heat from the surroundings to…

A: As per the first law of thermodynamics, the change in internal energy of the system is equal to the…

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 sample of 23.9g of ammonium nitrate, NH&NO3. was dissolved in 133.8 g of water in a coffee cup…

A: Given Mass of NH4NO3 =m = 23.9 gMass of water = Mw = 133.8 gInitialTemperature = T1 = 28.1°CFinal…

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: Which of the following is/are TRUE for an endothermic process in an open or closed system? I. The…

A: We have to tell which statement is true.

Q: 9. What is the difference between the system and the surroundings? 10. What is the difference…

A: 9. There are some basic terms in thermodynamic such as system, surrounding and boundary. The system…

Q: A beaker contained 69.68 g of water at 15.25°C. A 81.2-g sample of metal at 52.22°C was placed in…

A: Given that : The mass of water (mw)= 69.68 g Temperature of water = 15.25°C The mass of sample (mm)…

Q: An automobile engine provides 565 Joules of work to push the pistons. In this process the internal…

A: In this question, we want to determine the amount of heat that must be carried away by the cooling…

Q: Exothermic Endothermic Heat Heat Heat Heat Which statement is correct? O When an endothermic process…

A: Endothermic process is a process which involves heat absorption from the surroundings, so as to…

Q: The temperature of an object increases by 44.1 °C when it absorbs 3761 J of heat. The mass of the…

A: Q= mcΔT ……………………1 Where Q represents heat M represents mass of the system C denotes heat capacity ΔT…

Q: Work is done on the system and heat is absorbed by the system. What are the signs on heat and work?…

A: Solution: According to the IUPAC sign conversation, work done (W) by system means there is decrease…

Q: Given the thermochemical formation reactions: 1/2 Br2(l) + F2(g) → BrF(g) ∆H˚ = -58. kJ and…

A: 1/2 Br2(l) + 1/2F2(g) → BrF(g) ∆H1˚ = -58. kJ ............................(1) 1/2…

Q: Write the thermochemical equation for: a. Heat energy of 849.0 kJ is absorbed when 2 mol carbon…

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

Q: 55.69 kJ of work are done by the system, which produces 80.17 kJ of heat. Determine the overall…

A: Work done = 55.69 KJ Heat = 80.17 KJ Overall change in internal energy = ?

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: 2. A metal sample having a temperature of 100°C and a mass of 45.2 g was placed in 50 g of water…

Q: elect the ???? description about the second law of thermodynamics. * A. Measure of the…

A: Second law of thermodynamics is given because as per first law energy can be converted from one form…

Q: An automobile engine provides 617 Joules of work to push the pistons. In this process the internal…

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

Q: What are the two factors that determine the change in energy of a system? O heat and temperature O…

A: By the first law of thermodynamics, The change in energy of a system equals the net heat transfer…

Q: Which of the following statements is CORRECT? a. Heat exchange is positive for an exothermic…

A: In exothermic reaction, product is more stable than reactant where in endothermic reaction, reactant…

Q: An automobile engine provides 585 Joules of work to push the pistons. In this process the internal…

Q: What is the change in internal energy of the system?

A: According to the first law of thermodynamics, the change in internal energy of a system is expressed…

Q: The standard heat of combustion of a fuel (molar mass of 46 g/mole) is 1372 kJ/mol. How much heat…

A: Given that Molar mass = 46 g/mol Heat of combustion (ΔH) = –1372 kJ Heat liberated by 25.0 g sample…

Q: 2. A 4.348 g sample of NaOH(s) is dissolved in 100. g of water in a calorimeter, the temperature…

A: In this question we have to calculate the heat of Reaction by the given data of the calorimeter.

Q: Consider the accompanying energy diagram. (a) Does thisdiagram represent an increase or decrease in…

A: Given diagram,

Q: Consider the accompanying energy diagram. (a) Does thisdiagram represent an increase or decrease in…

A: On the basis of energy change, the chemical reactions can be classified as exothermic and…

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: A beaker contained 72.06 g of water at 14.62°C. A 97.05-g sample of metal at 54.7°C was placed in…

Q: Consider the combustion of pentaborane-9 (B5H9 ): 2 B5H9 (l) + 12 O2 (g) → 5 B2O3 (s) + 9 H2O (l)…

A: Combustion reactions are a type of chemical reaction, in which the compound reacts with oxygen to…

Question

1. Which of the following does not result in a change in the internal energy of the system?
a. work is done on the system
b. work is done on the surroundings
c. heat flows into the system
d. heat flows to the surroundings
e. none of the above

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Suppose heat flows into a vessel containing a gas. As the heat flows into the gas, what happens to the gas molecules? What happens to the internal energy of the gas?
Draw a cylinder with a movable piston containing six molecules of a liquid. A pressure of 1 atm is exerted on the piston. Next draw the same cylinder after the liquid has been vaporized. A pressure of one atmosphere is still exerted on the piston. Is work done on the system or by the system?
In which of the following systems is(are) work done by the surroundings on the system? Assume pressure and temperature are constant. a. 2SO2(g)+O2(g)2SO3(g) b.CO2(s)CO2(g) c. 4NH3(g)+7O2(g)4NO2(g)+6H2O(g) d.N2O4(g)2NO2(g) e.CaCO3(s)CaCO(s)+CO2(g)
A sample of nickel is heated to 99.8C and placed in a coffee-cup calorimeter containing 150.0 g water at 23.5C. After the metal cools, the final temperature of metal and water mixture is 25.0C. If the specific heat capacity of nickel is 0.444 J/C g, what mass of nickel was originally heated? Assume no heat loss to the surroundings.
9.17 If a machine does 4.8103kJ of work after an input of 7.31104kJ of heat, what is the change in internal energy for the machine?
The statement Energycan beneithercreatednor destroyedis sometimes used as an equivalent statement of the first law of thermodynamics. There areinaccuracies to the statement, however. Restate it tomake it less inaccurate.
A 500.0-g sample of an element at 195C is dropped into an ice--water mixture; 109.5 g ice melts and an ice--water mixture remains. Calculate the specific heat of the element. See Exercise 131 for pertinent information.
For the reaction HgO(s)Hg(l)+12O2(g),H=+90.7kJ: a.What quantity of heat is required to produce 1 mole of mercury by this reaction? b.What quantity of heat is required to produce 1 mole of oxygen gas by this reaction? c.What quantity of heat would be released in the following reaction as written? 2Hg(l) + O2(g) 2HgO(s)
Define the terms system and surroundings. What does it mean to say that a system and its surroundings are in thermal equilibrium?