Identify each of the changes as either path dependent or path independent. Path dependent Path independent Answer Bank The heat absorbed when ice melts. The change in volume when a piston compres The change in potential energy when an apple falls from a tree. The work done whén a piston expands.

Q: Calculate q for the sample

A: when temperature of water decreases from 23.0 degree to 4.5 degree , heat is released .

Q: Classify the processes as endothermic or exothermic. Endothermic Exothermic

A: Endothermic                  Ice melting                          Baking a cake  the chemical…

Q: When 762 joules of heat is added to a sample of solid copper (Cu), the temperature rises from 18.2…

A: We will use formula of heat

Q: What is the independent and dependent variable? Does the mass of a bouncy ball affect how much…

A: Dependent variable: A variable which depends on the other variable say, independent variable. It is…

Q: Data Mass of water: 100.3767g Initial mass of food: 0.0931g Initial temperature of water: 23 degree…

A: Given data: Mass of water: 100.3767 g Initial mass of food: 0.0931 g Initial temperature of water:…

Q: Which of the following will ALWAYS result in an endothermic process? Select one: a.work done by the…

A: 1- In Endothermic process, ∆H should be always positive means greater than zero.  ∆H > 0 (…

Q: A mixture of krypton and oxygen gas is compressed from a volume of 92.0 L to a volume of 27.0 L,…

A: Given data, V1=92.0 L V2=27.0 L  Pext. =90.0 atm  then,

Q: The internal energy of a gas changes from 12 calories to 15 calories when 8 calories of heat is…

A:

Q: Which of the following processes are exothermic, and which are endothermic? (a) frost forms on a car…

A: The given process is, frost forms on a car window in the winter. In the formation of frost on a car…

Q: A mixture of krypton and hydrogen gas is compressed from a volume of 70.0 L to a volume of 64.0 L,…

A: Initial Volume = 70.0 L  Final Volume = 64.0 L  Pressure of gas = 93.0 atm

Q: A mixture of krypton and hydrogen gas is compressed from a volume of 49.0 L to a volume of 36.0 L,…

A:

Q: 4. A helium-filled balloon spontaneously deflates overnight as He atoms diffuse through the wall of…

A: As bartleby rule I can answer only 1 question please post questions separately. Please don't des…

Q: A mixture of krypton and neon gas is compressed from a volume of 96.0L to a volume of 86.0 L, while…

A: Given data :

Q: An automobile engine provides 621 Joules of work to push the pistons. In this process the internal…

A: According to the first law of thermodynamics, the following expression is obtained: ∆U=q+w…

Q: A 25.64 g sample of solid was heated in a test tube to 100.00 degrees celsius in boiling water and…

A: Given : mass of solid = 25.64 g Initial temperature of solid = 100.00 oC Mass of water = 50.00 g…

Q: The flow of energy due to a temperature difference is known as __________. A.Heat B.Temperature…

A: We know that Heat is form of thermal energy which is transfered between two systems with…

Q: Decide how the objects in the following table would be listed, if they were listed in order of…

A: Kinetic energy is directly proportional to mass of the object and square of velocity of the object.…

Q: The internal energy of a gas changes from 12 calories to 15 calories when 8 calories of heat is…

A: Welcome to bartleby !

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 388. kJ during a…

A:

Q: For an exothermic process, ___. A   heat is released to the surroundings and ∆H is positive. B…

A: The energy difference of the products and reactants is known as the energy change of a reaction.

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of coffee at…

A: Use calorimetry principle to get answer Heat flow from high temperature to low temperature. Heat=…

Q: A student is trying to determine some information about a metal sphere. He weighs a piece of metal…

A: Given: Mass of metal = 8.25 g. Initial temperature of metal = 24.5 oC Final temperature of metal =…

Q: Corn can be made into alcohol fuel that is burned in an automobile’s engine to make it move. Put the…

A: Here we have to predict how the energy is converted from one form into other form when alcohol fuel…

Q: A mixture of helium and oxygen gas is expanded from a volume of 47.0L to a volume of 91.0 L, while…

A:

Q: An automobile engine provides 623 Joules of work to push the pistons. In this process the internal…

A:

Q: A system releases 50 kJ of heat while having 25 kJ of work done on it.The change in energy ΔE is?

A: According to the First law of Thermodynamics: where ∆E is the change in the Internal Energy of the…

Q: The energy change that occurs when an object moves from one position to another due tothne force of…

A: According to the question,we need to determine When an object moves from one position to another due…

Q: An automobile engine generates 2140 Joules of heat that must be carried away by the cooling system.…

A:

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: Identify the following processes as endothermic (endo) or exothermic (exo) from the viewpoint of the…

A: Answer: System 1 The ice ---> Exo The water----> Exo Substance burning ---> Endo Chemicals…

Q: A mixture of helium and argon gas is compressed from a volume of 97.0 L to a volume of 46.0 L, while…

A: Given that, Pext=38.0 atm  V1=97.0 L  V2= 46.0 L  Then,

Q: A coffee-cup calorimeter shown here is an example of what type of system? A) open system B) closed…

A: Coffee cup calorimeter is constant pressure calorimeter and is used for determination of specific…

Q: A helium-filled balloon spontaneously deflates overnight as He atoms diffuse through the wall of the…

A: According to the first law of thermodynamics, There has no change in the system's internal energy as…

Q: Classify each process as exothermic (exo) or endothermic (endo). Note: Where necessary, the system…

A: Since an exothermic process is the one where the heat is released from the system and endothermic is…

Q: an 33.777g piece of metal is heated in a hot water bath at 98.5°C and then cransferred to a…

A: Given, mass of metal, m =33.777 g temperature of hot water bath T1 =98.5°C Volume of water in coffee…

Q: A 2-inch piece of two-;layer chocolate cake with frosting provides 1670 kJ of energy. Calculate this…

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: Identify the endothermic process. There could be one or more applicable answers. A. Melting a solid…

A: Exothermic Reactions: The reactions in which heat is released or we can say that when we proceed…

Q: Nitrogen gas and oxygen gas can combine to form nitrogen monoxide gas. Nitrogen monoxide gas can…

A: Energy taken for the reaction N + O2 ----> NO2 Is equals to the to energy taken by the two…

Q: Identify the process which undergoes exothermic process. A. Cooking egg B. Baking bread C. Burning…

A: Heat, light, and sound are all forms of energy released by chemical reactions. Exothermic responses…

Q: Match these words with their definition. Thermal energy [ Choose ] kinetic energy [ Choose ]…

A: The different energies of molecules due to different surroundings and processes are listed below-

Q: A 35.0 gram object has a specific heat of 0.832 Joules/gram °C. It gained 2095 Joules of heat from…

A: Given: Heat Energy (Q)= 2095 J Mass of object (m) =35.0 g Specific heat capacity (c) =0.832 J/ g0C…

Q: The amount of heat energy needed to raise the temperature of a substance is called its A) specific…

A: The amount of heat energy needed to raise the temperature of a substance is called

Q: A mixture of krypton and hydrogen gas is compressed from a volume of 68.0 L to a volume of 52.0 L,…

A: Complete solution is given below in next step

Q: noving from a warm object to a cold object reWlts in object nical energy and potential energy are…

A: According to the question we need to determine the true statement.  We know that, Potential energy…

Q: the laboratory a student finds that it takes 35.9 Joules to increase the temperature of 11.7 grams…

A:

Q: A mixture of krypton and hydrogen gas is expanded from a volume of 28.0 L to a volume of 39.0 L,…

A:

Q: Which of the following statements is true .A O The surroundings will feel warmer in an endothermic…

A: This problem is based on endothermic and exothermic reactions.

Q: . Which of the following refers to a process where energy leaves the system?  A.Work B.Exothermic…

A: Energy leaves the system means that heat release. So,