Ethylene glycol, used as a coolant in automotive engines, has a specific heat capacity of 2.42 J/(g-K). Calculate q when 3.65 kg of ethylene glycol is cooled from 32°C to -15°C. none of the choices is correct -415 kJ +150 kJ -150 kJ O -0.415 kJ

Q: Consider the problem below: (Equation 1) 2 Ca(s) + O2(g) ---> 2 CaO(s) AH = -1270.2 kJ (Equation 2)…

A: The solution is provided below:

Q: f 112g of water at 54oC is mixed in a calorimeter with a 95g sample iron at 139oC, what is the final…

A: Given data: Mass of water(m1) = 112 gms       Its temperature(T1) = 54°C Mass of iron(m2) = 95 gms…

Q: Calculate AHxn for the reaction: 5 C(s) + 6 H2(8) → C,H12(1) Use the following reactions and given…

A: ∆Hrxn =-∆H1 + ∆H2 +∆H3 × 3 ∆Hrxn  = - ( -3244.8) + ( -393.5 ) + ( -483.5 x 3 )              = 3244.8…

Q: Using the unrounded answer from the previous problem determine q (kJ)(-3512.25kj)  for the following…

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Q: One reaction for producing carbon monoxide and hydrogen is: 3 CH4 (g) + 2 H2O (l) + CO2 (g) ---> 4…

A: The standard enthalpy change for given reaction is +747.5 kJ/mol. And all the required calculation…

Q: NaBH, Fe or Sn А C HCI ( aq) HNO, CO.HCI H,SO, AICI/CuCi *1) co, Na KMNO, Br. Mg G EtBr H FeBr,…

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Q: 12. Use the standard reaction enthalpies given below to determine AH°rxn for the following reaction:…

A: The value of ∆H depends on Stoichiometry of the chemical reaction If a chemical equation is…

Q: Determine

A: We will calculate ∆H rxn by doing operation in giving equation

Q: 25.0 mL of 1.00 M HCl at 23.5oC react with 25.0 mL 1.00 M NaOH in a styrofoam calorimeter whose…

A: The energy of a system is always conserved. The amount of heat released or absorbed by the reaction…

Q: Calculate the enthalpy for this reaction: 2C(s) + H2(g) ---> C2H2(g) AH° = ??? k.J %3D Given the…

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Q: A piece of unknown solid substance weighs 439 g, and requires 8427 J to increase its temperature…

A:

Q: 8.) Determine AG°rxn using the following information. (assume 298 K) H2(g) + CO(g) → CH2O(g)…

A: This question is related to Gibbs energy formula. Gibbs free energy is a quantity that is used to…

Q: Determine the heat of reaction for the process: FeO(s) + Fe2O3(s) --> Fe3O4(s) Giving the…

A:

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A: Answer: (D) 30°C

Q: Use Hess's Law to calculate the heat of reaction for the following reaction: A + 3B- →3C + 2D AH =…

A:

Q: 4. Find the standard molar enthalpy for the reaction Cos+ ½ Oxg}→ COe Co+ Oz→ C0xg AH = -394 kJ CO2…

A: Given: (i) C(s) + ½ O2(g) → CO(g)                          ;  ΔH°(i) (ii) C(s) + O2(g) → CO2(g)…

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A:

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A: 1- at equilibrium, HeatAl = Heatwater   HeatAl = mass × specific heat × ∆T  HeatAl = mass × specific…

Q: 2) Use the standard reaction enthalpies given below to determine AH°rxn for the following reaction:…

A: Given, a) N2(g) + O2(g) ➝ 2NO(g)  ∆H°rxn = +183 kJ b) 1/2N2(g) + O2(g) ➝ NO2(g)  ∆H°rxn = +33 kJ…

Q: 1. Determine the total amount of heat required to decrease the temperature of 25g H,0 from 25 C to…

A: Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

Q: Calculate the standard heat of formation, AHfº, for FeS2, given the following information: 2FES2) +…

A: We have ∆Hf°rxn as -1370 KJ, we are also having  standard heat of formation of reactants , we have…

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A:

Q: We can generate hydrogen chloride by hating a mixture of sulfuric acid and potassium chloride…

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Q: A 100.0 mL sample of 0.200 M aqueous hydrochloric acid is added to 100.0 ml of 0.200 M aqueous…

A: ∆H=-qn where q=heat of reaction,n=moles of Hclbut…

Q: 4.3. Follow these values of AH in the similar condition of these reaction: (1) 2SO2(g) + Oz(g) =…

A:

Q: At constant volume, the heat of combustion of a particular compound is -3119.0 kJ/mol. When 1.463 g…

A: At constant volume, the heat of combustion of a particular compound is -3119.0 kJ/mol. When 1.463 g…

Q: Calculate ΔG∘rxn for the reaction BaCO3(s)→BaO(s)+CO2(g) Use the following reactions and given…

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Q: The value of AH for the reaction below is -482 kJ. Calculate the heat (kJ) released when 52.0 g of…

A: We can calculate the heat released by using stoichiometric calculation. We see from balanced…

Q: A 100.0-g Al metal cube at 95.0o C is added to 250.0 g of water at 22.0o C in a coffee-cup…

A: Given : Mass of Al metal = 100.0 g Initial temperature of metal = 95.0 oC Initial temperature of…

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A:

Q: ich represents the definition of pressure A) volume x force B) volume/density C) force/area D)…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: When a 4.00 g sample of RbBr is dissolved in water in a calorimeter that has a total heat capacity…

A: First, we will calculate the enthalpy change and then convert that heat into a molar quantity. To…

Q: Q5: Consider the following general reaction 2A 2C Calculate AH for the reaction A → C. B B ΔΗ = +30…

A: The given thermochemical reactions are         2A →  B:     ∆H = + 30 KJ           2C →  B:      ∆H…

Q: When 8.36 g of a salt dissolves in 142 mL of water (density = 1.00 g/mL) in a coffee-cup…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only as per…

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A:

Q: The combustion of 2.474 g of propanol (C3H7OH) increases the temperature of a bomb calorimeter…

A:

Q: Calculate the enthalpy for this reaction: | 2C(s) + H2(g) ---> C2H2(g) AH° = ??? kJ Given the…

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Q: If qsolution -10 kJ for the following reaction conducted in a coffee cup calorimeter, what is…

A: Please find the below attachments.

Q: The enthalpy of combustion of methane (CH4) is 890 kJ/mol, which is released as heat. Calculate the…

A: Given, One mole of methane is released 890 kJ of heat.

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A:

Q: Calculate the enthalpy for this reaction: 2C(s) + H2(g) ---> C2H2(g) AH° = ??? kJ Given the…

A:

Q: Given the data in the table below, AH°rxn for the reaction 2Ag25 (s) + 02 (g) - 2A820 (s) 25 (s) kJ.…

A: The reaction given is 2 Ag2S (s) + O2 (g) -------> 2 Ag2O (s) + 2 S (s)

Q: When 1.00 g potassium chlorate (KCIO3) is dissolved in 50.0 g water in a Styrofoam calorimeter of…

A: Given data, T1 = 25.00°CT2 = 23.36°CMass = 50 gThe specific heat capacity of water (c) = 4.184 J/K.g…

Q: The heat of combustion of isopropyl alcohol is -2006 kJ/mol. Given the following information,…

A:

Q: Consider the reaction.   Al (s) + HCl (aq) → AlCl3 (s) + H2 (g)   The following data were…

A: The calorimeter is an object used for calorimetry, or a device used to quantify the heat of chemical…

Q: Consider the following generic reaction: A+2B→C+3D, with ΔHΔH = 178 kJ . Determine the value of ΔH…

A: For reaction, A + 2B --> C + 3D  Given,  ∆H = 178 KJ

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A: Given: Mass of rod = 136.51 g. Initial temperature of Al rod = 100.0 oC Mass of water = 250.0 g And…

Q: Question is attached

A: The enthalpy of an overall reaction is calculated by the difference in enthalpy of the product and…