What is the name of a system that allows the exchange of heat and matter with the surrounding? O open system O closed system Thermochemical system isolated system

Q: A chemical reaction is run in which 109 joules of heat are generated and 239 joules of work are done…

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Q: which of the ff will always result in an endothermic process a. work done on the system, heaet…

A: As the reaction is endothermic means enthalpy of the reaction is positive. Means by the reaction,…

Q: A chemical system has AE>0, q>0, w 0. Choose the correct statements conceming this system. Choose…

A: This question is related to thermodynamics.  Exothermic reactions are those in which heat energy is…

Q: Part A Which statement is true of the internal energy of a system and its surroundings during an…

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

Q: The heat energy required to raise the temperature of one gram of a substance one kelvin at constant…

A: The required heat energy to raise the temperature of the substance by one kelvin at constant…

Q: Which of the following illustrates the work done by a system? Surroundings Surroundings Surroundings…

A: The work done by system always leads to increase in volume of gas.

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: What is kinetic energy? What is potential energy? List some examples of each.

A: The energy can be defined as the ability or capacity of an object to perform a particular function.…

Q: For a particular process, the system releases 17 kJ of heat and has 21 kJ of work performed on it.…

A: Heat released by a system has a negative sign and work done on the system has a positive sign.

Q: Which of the following is an endothermic process? a. work is done by the system on the surroundings…

A: Introduction :  We have to tell which of the following is endothermic process .

Q: What is heat capacity? Explain the difference between heat capacity and specific heat capacity.

A: The expression for the amount of heat transferred is as follows,…

Q: Which statement/statements are true about thẻ system? a. Heat absorbed by the system (endothermic…

A: System: It is the part or body which contains walls that surround the matter, substances, or…

Q: 9. ... is any process that gives off heat - transfers thermal energy from the system to the…

A: A process where energy is released from system to surrounding is known as an exothermic process. A…

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: The amount of heat required to raise the temperature of 1 g of a substance by 1 °C is O Internal…

A: The term heat capacity can be defined as the physical property of a given object and therefore is…

Q: Why heat capacity is so important in our everyday life? please give an examples.

A: Heat capacity is the amount of heat required in Joules by one gram of substance to raise its…

Q: Is the specific heat capacity of a substance an intensive or extensive property? Explain.

A: The properties which are not depend on the mass of the substance present is known as intensive…

Q: 1. Which of the following does not result in a change in the internal energy of the system? a. work…

A: Internal energy of the system is not changed in which of the changes: a. Work is done on the system…

Q: A chemical system in which both energy and matter can flow into or out of a system is described as:…

A: Since you have asked questions with multiple subparts, we will answer only first 3 subparts for you.…

Q: 2H, (9) + O, (g) 3. What does the given equation imply? A. heat was supplied to the system from the…

A: Thermodynamics is a branch of science which deals with the transfer of heat during the reaction.…

Q: Consider the following reaction between nitrogen and hydrogen gases.   N2(g) + 2H2(g) → N2H4(g) ΔH…

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Q: During a(n)_ process, energy is transferred from the system to the surroundings.

A: System : A specified part of the universe with real (or) imaginary boundaries Surroundings : The…

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: What is the difference between specific heat and heat capacity?

A: Heat Capacity:- It is the minimum amount of heat required to a given mass of a sample to raise the…

Q: True or false The energy of the surroundings is called as internal energy

A: The given statement is false. Internal energy can be defined as the total amount of energy present…

Q: Which one is not an acceptable thermochemical energy unit? O joule O Cal/g-K O calorie O kg-m2-s-2

A: The ability to do work is known as energy. If an object does work on some other object, the energy…

Q: Explain the difference between heat capacity and specific heat.

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Which of the following statements is always true? A Solids have a larger heat capacity than liquids.…

A: Heat capacity= Q/m.∆T

Q: Which of the following statements is/are CORRECT? A system is defined as an object or collection of…

A: The statements which are correct are,  1) A system is defined as an object or collection of objects…

Q: The internal energy of a system will ALWAYS increase when _______. Select one: a. the system gains…

A: To identify: A condition in which the internal energy of a system will always increase.

Q: Which statement is true of the internal energy of a system and its surroundings during an energy…

A: Given : ΔEsys is -ve.

Q: GIVE AN EXAMPLE OF THESE three types of systems: ~open system- a system that can exchange mass and…

A: Open system- a system that can exchange mass andthe energy with its surroundings Example: A cup of…

Q: interconversion of energy between two forms: heat alu 13. The First Law of Thermodynamics states…

A: 13.  The First Law of Thermodynamics states that energy can be created or destroyed. Answer :  The…

Q: A chemical reaction is run in which 152 Joules of heat are generated and 461 Joules of work are done…

A: Given: In a chemical reaction 152 Joules of heat are generated and 461 Joules of work are done by…

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: What do you call the amount of heat required to change the temperature of 1 gram of a substance by…

A: The heat required to raise the temperature of 1gm of substance by 1°C is called specific heat.

Q: How does a closed system differ from an open system? O Energy is conserved in a closed system O A…

A: The question is based on the concept of first law of thermodynamics which is also called law of…

Q: CH4 + 202 → CO₂ + 2H₂O AH-890kJ/mol How much heat is released when 2.7 g of methane gas is burned in…

A: Here we are required to find heat released when 2.7 gm of methane is burnt

Q: A chemical reaction is run in which 461 Joules of heat are generated and 592 Joules of work is done…

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Q: Which statement is true of the internal energy of the system and its surroundings following a…

A: The first law of thermodynamics states that the energy of the universe is constant i.e. the sum of…

Q: Calculate the amount of heat released from combustion of 1g of wood. The heat capacity of the bomb…

A: Heat released in combustion is the driving force of a fire, the larger the heat released by a…

Q: A system absorbs 196 kJ of heat and the surroundings do 117 kJ of work on the system. What is the…

A: Given  Heat absorb by system , q = + 196 kJ Work done on the System , w = + 117 kJ By First law of…

Q: Explain following terms:     1)Heat 2) Heat capacity 3) Specific heat capacity

A: 1. Heat  The energy transferred between two objects at two different temperatures when placed near…

Q: During a certain chemical reaction 255 J of heat is absorbed by the system and 275 J of work is done…

A: To Solve this problem we will use the first law of thermodynamics .

Q: How would a system which exchanges energy but does not exchange matter between the system and the…

A: A system is defined as a part of universe which can be separated by a physical boundary for further…

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: Charcoal is primarily carbon. Determine the mass of CO2 produced by burning enough carbon (in the…

A: Given  ∆H0rxn  = -393.5 kJ       | unit of ∆H0rxn = kJ not k  Amount of heat energy produced = 5*102…

Q: In a certain process, 400 J of heat is added to a system and the system simultaneously does 100 J of…

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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 chemical reaction is run in which 198 Joules of heat are generated and 633 Joules of work are done…

A: