What is the enthalpy change for the process in which copper (I) chloride is formed from copper (II) chloride and copper, CuCl+ Cu 2CuCl? Cu + Cl CuCl 2Cu + Cl 2CUCI AH =-206 kJ AH=-136 kJ

Q: Write an equation for the formation of each compound from its elements in their standard states, and…

A: Step 1: Hello. Since the question multiple sub-parts, the first three are solved. In case the…

Q: please explain to understand the process!!! Given the following information: PCI3(1) + Cl2(g) →…

A: delta H is a extensive property....

Q: calculate the enthalpy change for the following reaction: (3) FeCl₂(s) + Hg(1)→→→ Fe(s) + HgCl₂(s)…

A:

Q: 5.0 g of copper was heated from 20°C to 80°C. How much energy was used to heat Cu? (Specific heat…

A: Using formula  Q = m c ∆ T  Where , m= mass = 5 g  Q = energy = ?    c= specific heat = 0.092 cal /…

Q: What was the initial temperature (in oC) of a 38.13 g sample of aluminum (specific heat = 0.900 J/(g…

A: Given :-  Mass of substance = 38.13 g  Specific heat = 0.900 J/g.K  Heat  = -1.077 kJ  Final…

Q: Given the data in the table below, AH° rxn for the reaction IF 5 (g) + F 2 (g) → IF 7 (g) is kJ.

A: ∆Horxn is calculated in terms of heat of formation (∆Hof) as follows: ∆Horxn =∑Productsm.∆Hof -…

Q: 2. How much heat, in kilojoules, is needed to raise the temperature of 236 g of silver from 8.5oC to…

A: Given, mass of silver, m=236 g initial temperature, Ti=8.5°C Final temperature, Tf= 34.9°C Specific…

Q: Given the reaction: 4 Fe(s) + 302(g) → 2 Fe203(s) A H= -1652 kJ, what is the enthalpy change when…

A: for a given reaction, 4 Fe(s) + 3 O2(g) → 2 Fe2O3(s) enthalpy change, Δ H = -1652 KJ

Q: Arrange the metals in order of increasing final temperature when equal masses of Cr (c = 0.45…

A:

Q: Use the following thermodynamic data to calculate how much heat in kJ is required to change the…

A: Given : Mass of acetone = 66.1 g Initial temperature of acetone = -82.2 oC And final temperature of…

Q: Given the reaction: 4 Fe(s) +302(g) → 2 Fe,03(s) A H= -1652 kJ, what is the enthalpy change when…

A: Given reaction is  4 Fe(s) + 3 O2(g) ----> 2 Fe2O3(s) ; ∆H = -1652 kJ  We need to find the…

Q: For a certain chemical reaction, the AH of enthalpy is 232.4 kJ per one mole of reactant X. If 3 mol…

A: Enthalpy is the heat content of the system. For a reaction,change is energy is called enthalpy of…

Q: Sand is converted to pure silicon in a three step process. The third step is   SiCl4(g) + 2Mg(s) →…

A: Given:SiCl4(g)  + 2Mg(s) → 2MgCl(s)  + Si(s)        ΔH  = –625.6 kJ

Q: Only question7 plz

A: Given that:                            Mass of the copper (m) = 22.6 g…

Q: The standard enthalpy change for the following reaction is -763 kJ at 298 K. Ti(s) + 2 Cl2(g)…

A: The enthalpy change for the backward process the equal in magnitude but opposite in sign to the…

Q: Given the table of specific heat values below, what is the identity of a 15.1 g metal sample that…

A: Given : Mass of metal = 15.1 g Increase in temperature of metal = 10.2 oC And total heat absorbed =…

Q: heat of reaction for the following reaction:   (NH4)2Cr2O7(s) → Cr2O3(s) + N2(g) +4H2O(g)

A: Heat of the reaction is "at the constant temperature amount of heat absorbed/released in a chemical…

Q: What is the amount of heat released (in kJ) when 60.0 g of Fe is produced according to the following…

A: Correct answer is - 458 kJ. Molar mass of Fe = 55.845 g/mol By stoichiometry of reaction: Heat…

Q: Determine the enthalpy of formation, ΔH°f  , of FeCl3(s) from the enthalpy changes of the following…

A: Given:

Q: The standard enthalpy change for the following reaction is-438 kJ at 298 K. 2 C(s,graphite) + O2(g)…

A: It is given that when 2 moles of solid graphite is reacting with 1 mole of oxygen and 2 moles of…

Q: 2AI(s) + Fe2O3(s) → Al,O3(s) + 2Fe(s) -> AH = -847 kJ Railroad maintenance initiates the reaction of…

A:

Q: Calculate the heat exchanged when 32.0 g oxygen reacts with 16.0 g methane:  CH4(g) + 3/2 O2(g) →…

A: Ans -600kj

Q: The value of ΔH0 for the reaction is -126 kJ. Determine the amount of heat that is released by the…

A: The given data contains, ∆H°=-126 KJMolar mass of Na2O2=77.98 g/mol

Q: In the following reaction, how many moles of CH;OH are required to give off 5766 kJ of heat? 2 CH;OH…

A: In the given question we are assuming that system is closed and pressure is constant. So released…

Q: The standard enthalpy change for the following reaction is -479 kJ at 298 K.

A: 1) Heat energy change at constant temperature and pressure is called enthalpy change (or) Heat of a…

Q: 12. The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the…

A: As per guidelines first question is allowed if multiple questions posted , please repost seperately…

Q: what formula will I have to use? HCI (aq) + NaOH (aq) → NaCl (aq) + H2O (1) AH = -57.5kJ What is the…

A: Given that, The initial temperature is T1 = 20°C = (273.15+20) K = 293.15 K. The volume of the…

Q: 1. How many grams of copper (II) oxide are needed to produce 693 kJ of energy? 3 CuO + 2 Al -> 3 Cu…

A:

Q: Which is the correct enthalpy level diagram for the reaction: CaO(s) + 3C(s) + 462.3 kJ → CaC2(s) +…

A: When a reactant converts into the products , there is some heat released or absorbed by the…

Q: Draw a complete enthalpy diagram for the following reaction: 4Na(s) O2(g) → 2Na₂O(s) ΔΗ = - 178 kJ

A: Enthalpy diagram is drawn as enthalpy versus time OR progress of reaction .  The shape of diagram…

Q: calculate the heat of the reaction 3 H2(g) + O3(g) 3 H2O(g)

A:

Q: The standard enthalpy change for the following reaction is -112 kJ at 298 K. 2 Na(s) + H2(g)…

A: The standard enthalpy change for this reaction at 298 K has to be determined

Q: The thermite reaction involves aluminum and iron(III) oxide, 2Al(s) + Fe2O3(s) ( Al2O3(s) + 2Fe(l)…

A: The enthalpy change of a chemical reaction can be calculated by the standard heat of formation of…

Q: In the following reaction, how many moles of CH;OH are required to give off 5766 kJ of heat? 2 CH;OH…

A:

Q: What amount of heat is needed to raise the temperature of a 12.7 g piece of aluminum (specific heat…

A: Given that: mass of aluminum = 12.7 g initial temperature, T1 = 23.5 °C  final temperature = 72.0°…

Q: The standard enthalpy change for the following reaction is -576 kJ at 298 K. 2 Na(s) + I2(s) –→ 2…

A: Given,

Q: Iron can be converted to Fe2O3 according to the reaction below. How much heat (in kJ) is required to…

A: Iron can be converted to Fe2O3 according to the given reaction. Amount of heat (in kJ) required to…

Q: The specific heat of copper is 0.0920 cal/g °C, and the specific heat of silver is 0.0562 cal/g °C.…

A:

Q: Given the reaction: 4 Fe(s) +302(g) → 2 Fe203(s) A H= -1652 kJ, what is the enthalpy change when…

A: The amount of energy released from the reaction is called the enthalpy of the reaction. When the…

Q: For which one of the following is the enthalpy of the reaction the same as the enthalpy of…

A: Since standard enthalpy of formation of a compound is the change in the standard enthalpy when one…

Q: How much heat is released when an excess of Fe reacts with 48 g of 02 (M = 32 g/mol), according to…

A: 4 Fe (s) + 3 O2(g) → 2 Fe2O3 (s)  ∆H = - 1652 KJ From the above reaction we get that , When 3 mol O2…

Q: 1. How many kJ of energy are released by 34.65 g of boron? Ti + 2 B -> TiB2  △ H  = 316 kJ/mol

A: Boron reacts with titanium to form titanium boride. The equation for the balanced chemical reaction…

Q: In a popular television series, the two characters use thermite to assist with breaking into a…

A: The enthalpy change of the chemical reaction when two moles of Aluminium reacted completely is given…

Q: 18. The equation for the thermite reaction is shown below. When 2.7 g of aluminum is reacted with…

A: The reaction is as follows: The mass of Al reacting, = 2.7 g. The energy released during the…

Q: Given the standard enthalpy changes for the following two reactions: (1) 2Ni(s) + 02(g)→2N¡O(s) AH°…

A: Given, 1) 2Ni(s) + O2(g) ➝ 2NiO(s)    ∆H° = -479.4 kJ 2) 2Hg(l) + O2(g) ➝ 2HgO(s)  ∆H° = -181.6 kJ…

Q: Consider the following heat of reaction: 4NHB 50MANO + 6H2Oo AH = -12.88 kJ How much heat is…

A: From the balanced equation: Number of moles of water formed = 6 Energy released = -12.88 kJ Energy…

Q: 7. Calculate the amount of heat(in J) required to increase the temperature of a 22.6 g copper sample…

A: Ionization energy is the energy required to remove a valence shell electron from an atom. Metals…

Q: The standard enthalpy change for the following reaction is -467 kJ at 298 K. Na(s) + 1/2 N2(g) + 3/2…

A: Given,

Q: Calculate the amount of coke needed to be burned in order to heat 500. Kj of water from 20°c to…

A: Using specific heat formula

Q: What quantity of heat is liberated by the reaction of 0.403 mol of oxygen gas? For the reaction…

A: Given:  Moles of oxygen used = 0.403 moles  Chemical equation:  H2 (g). + 1/2 O2 (g)  -----> H2O…