Using the following diagram of potential energy for the progress of a reaction answer the following questions:   a. Write the two reactions competitive or parallel represented on the surface of the diagram.   Reaction 1: ___________   Reaction 2: ___________   b. Which of the reaction (1 or 2 ) is exothermic   The part of the graph that does not show is Energy

Q: Direction: Answer the following. Write your solution and box your final answer. 1. How much heat is…

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A: The rate of a reaction describes the change in the concentration of product and reactant with…

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A: Given: Mass of Water =113.65g The initial temperature of water= 22.00 oC The final temperature of…

Q: Conside'pothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some unknown…

A: Answer: Energy diagram of the reaction is given to us and we have to find out the value of heat of…

Q: Use the Potential Energy Diagram. What is shown by the letter B? What is shown by letter A?

A: Potential energy diagram is the curve depicting energy changes in a chemical reaction with progress…

Q: Use the image to answer the question. Which kind of reaction is shown in this image? 1 point warm…

A: It is an endothermic reaction because the system takes energy from the surroundings.Explanation:The…

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A: Mole is equal to weight of substance divide by it's molar mass

Q: What is the temperature change for the calorimeter reaction shown in the graph below? 38.1 30…

A: Chemical processes' enthalpy changes can be computed based on how they affect the surrounding…

Q: Consider the reaction shown below. How many moles of P4010(S) are needed to produce (release) 915 kJ…

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Q: The combustion of 1 mol of propane (C3H8) evolves 2220 kJ of heat. How much heat is released or…

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Q: b. How many moles of gaseous SO2 must react if 2.46 kJ of heat are absorbed? 4.377*E-3 mol c. What…

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Q: Given the thermochemical equation: 2N205 (g) → 4NO2(g) + O2(g) AH = 110 kJ/mol How many kJ of energy…

A: Balanced chemical equation: 2N2O5 (g)  ------>  4NO2 (g)  +  O2 (g)   ∆H = 110kJ Number of mol =…

Q: Question 4 What type of reaction (endothermic or exothermic) is shown by the graph below? Reactants…

A: Activation energy is the energy given to the reactants to start the reaction. It is the minimum…

Q: QUESTION 19 Consider the reaction shown: H2 + I2 → 2 HI + 2.2 kcal We can say that this reaction is…

A: If in the reaction , heat is generated ,then the reaction is exothermic in nature.  Then sign will…

Q: A 76.6 g piece of metal at 82.0°C is placed in 137 g of water at 21.0°C contained in a calorimeter.…

A: Mass of metal = 76.6 g  Initial temperature of metal = 82.0 °C  Mass of water = 137 g  Initial…

Q: 1. When 3.00 kg of water is warmed from 10.0°C to 80.2°C, how much heat energy is needed?

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Q: Section 5.8 Energy and Reactions 10. In hot weather dogs pant and humans sweat. Is the panting…

A: Given: In hot weather dogs pant and humans sweat. To explain: Is the panting process which dogs'…

Q: QUESTION 18 Natural gas, or methane, is an important fuel. Combustion of 2 moles of methane releases…

A: Given that,  2 moles of methane releases energy in Kilojoules = 1605 KJ

Q: Which of these are TRUE for ENDOTHERMIC reactions? 1. The temperature of the surroundings is…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: When 1 mole of HCI(g) reacts with NH3(g) to form NH CI(s) according to the following equation, 176…

A: We have to predict nature of reaction and q value.

Q: (Lesson 1)Use the graph below to determine if the reaction of oxygen with ethanol is exothermic or…

A: Ethanol + oxygen ---> carbon dioxide + steam Reactant => Ethanol , oxygen Product=> carbon…

Q: The decomposition reaction of CO2(g) to produce carbon and oxygen gas consumes 462 kJ of energy.…

A: Second option. Higher; Reactant

Q: How much heat, in joules and in calories, must be removed from 2.13 mol of water to lower its…

A: Given information is as follows: The number of moles of water = 2.13 mol The initial temperature…

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Q: Consider a hypothetical chemical reaction: A+B → C+D (In this equation A, B, C and D stand for some…

A: The reaction in which heat is released is known as exothermic reaction whereas the reaction in which…

Q: Consider a hypothetical chemical reaction: A+B C+D 1 (In this equation A, B, C and D stand for some…

A: The progress of a reaction can be represented by the reaction coordinate diagram. In a reaction…

Q: Balance the following reaction and then answer the questions. _____H2 + _____Br2 + 72.8kJ → _____HBr…

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Q: Question 2

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of heat…

Q: extrapolation of a curve. 2. A student determined the calorimeter constant of the calorimeter, using…

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Q: 43. Use the information below to answer the question. Row A. B. C. D. E, QJ) O A Reactants The…

A: The reaction in which energy is absorbed this reaction is called endothermic reaction.

Q: 2

A: The heat in a calorimeter, qcal is given as : The heat change of a reaction in a calorimeter, qrxn…

Q: Peanut Marshmallow Mass of Water  50g  50g Initial Mass of Food Sample and Paper Clip   10.42…

A: As we can see that in this experiment , food was burnt to heat water. Which means the heat released…

Q: The heat of combustion for C2H6 (30.07 g/mol) is -1559.5 kJ/mol. Calculate the heat of reaction (in…

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Q: 3. Identify each of the following reactions as: and balance them EX) exothermic or EN) endothermic…

A: Step 1: Step 2: if heat or energy is used or get consumed in the reaction than it is  an endothermic…

Q: Potential Energy Diagram: Label each letter on the Potential Energy Diagram: 1. 55 J- 20 J- a Time…

A: the rate of a reaction can be increased by adding a suitable catalyst .A catalyst is a substance…

Q: How much energy is released when 32.0 g of ethylene reacts? B significant figures. kcal released x10

A: The chemical reaction involved is one mole of ethylene reacts with one mole of water to produce one…

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: What are the requirements for a formation reaction? Select one or more: a. the formation of one…

A: Formation reaction is the reaction in which one mole of a substance is produced from its elements in…