(a) Combustion of 1 mole of butane gas, C4H10 involves 2874 kJ of heat. (i) Write a thermochemical equation for the combustion of butane. Calculate the mass of butane that must be burnt in order to increase 1.56°C of 1000 g water in a bomb calorimeter with a heat capacity of 958 J°C-!. (ii)

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A: The given data : The mass of methanol = 5.000 g The mass of water = 4000 g The initial temperature…

Q: The enthealpy óf coI (C6H5COOH) which is often used to calibrate calorimeters, is-3227 k.J/mol. When…

A: Given, Enthalpy of combustion(∆H) =-3227 kJ/mol Mass of benzoic acid =1.092 g Moles of benzoic acid…

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Q: Solid carbon–C(s, graphite), gaseous hydrogen–H2(g), and thesugar glucose–C6H12O6(s) are all burned…

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Q: When 1.49 mL of 0.410 M of HI(aq) is combined with 9.66 mL of 0.570 M of NaOH(aq) in a coffee-cup…

A: The balanced reaction for the HI and NaOH is as follows: HI(aq) + NaOH(aq) → NaI(aq) + H2O(l) The…

Q: he combustion of 1.00 mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.17 g of glucose is…

A:

Q: The standard heat of combustion of gaseous cyclopentane, C5H10(g), was measured to be −3319.5…

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Q: A sample of sucrose, C12H22011 weighing 0.1328 g, was burned to completion in a bomb calorimeter at…

A: A sample of sucrose, C12H22O11 weighing 0.1328g was burned to completion in a bomb calorimeter at…

Q: Based on this value and the standard enthalpies of formation for the other substances, the standard…

A: Standard enthalpy of formation is the change in enthalpy that accompanies the formation of one mole…

Q: When 50.00 mL of aqueous HCl was mixed with 50.00 mL of NaOH (in large excess), the temperature of…

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Q: In an insulated bomb calorimeter, 0.568 g of solid citric acid (C6H8O7, molar mass 192.12 g) was…

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Q: A 50.0 g sample of white phosphorus is heated from 298 K to 350 K. If its molar heat capacity, Cp is…

A:

Q: What is the molar heat of combustion of methanol CH,OH ( in kJ/mol), if the combustion of 1.0 g of…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: The standard enthalpy of combustion of octane, C8H180 is -5471 kJ-mol-1. The standard enthalpies of…

A: Given,  Standard enthalpy of combustion of C8H18 (l) = ΔH0 = -5471 KJ/mole  Standard enthalpy of…

Q: Combustion of table sugar produces CO2 (g) and H2O( l). When 1.46 g table sugar is combusted in a…

A: a) The balanced chemical equation is,

Q: Phenol undergoes combustion in oxygen to produce carbon dioxide gas and liquid water. The standard…

A: The given data contains, ∆H°combustion=-3054 kJ/mol ∆H°(CO2)=-393.5 kJ/mol ∆H°(H2O)=-285.8 kJ/mol

Q: When 23.6g of calcium chloride, Was dissolved in water in a constant pressure calorimeter, the…

A: For heat capacity ,heat and temperature ,there is a relation for all: q=c×△TWhere:q= Heat…

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Q: Glucose, C6H12O6(s), is converted to ethyl alcohol(ΔHfo = −1275.2 kJ/mol), C2H5OH(l), and carbon…

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Q: when octane (C8H18) is burned under standard conditions, the enthalpy of combustion is -5578.64KJ /…

A: Given that : The enthalpy of combustion = -5578.64 kJ/mol Heat of formation of octane = ?

Q: A piece of metal of mass 12 g at 107 ◦C is placed in a calorimeter containing 55.7 g of water at…

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A: The volume of the mixture (V) = 25+25 = 50 mL. Density = 1.02 g/mL. Mass of the mixture = 50 mL…

Q: How does the thermochemical equation S (s) + O2 (g) - SO2 (g), AH = -296 kJ, need to be modified to…

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Q: When 1.77 g of glucose (C6H12O6, molar mass = 180.156 g/mol) is burned in excess oxygen in a bomb…

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Q: The combustion of 1.00 mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.83 g of glucose is…

A: Given: Heat of combustion of glucose = 2820 KJ/mol. Mass of glucose burned = 1.83 g. Initial…

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A: The molar heat capacity of a compound is defined as the amount of heat required to raise the…

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Q: Ammonium sulfate, (NH,),SO4, is used as a fire retardant and wood preservative; it is prepared…

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Q: when octane (C8H18) is burned under standard conditions, the enthalpy of combustion is -5698.34KJ /…

A: Given: The enthalpy of combustion is -5698.34 KJ/mol.

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 242.0 mg sample…

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Q: A quantity of 2.314 g of naphthalene (MM = 128 g/mol), a pungent-smelling substance used in moth…

A: Given: Heat capacity of bomb = 5.170 KJ/oC = 5170 J/oC                             (Since 1 KJ =…

Q: by enzol ure of a bomb calorimeter by 6.94 °C. Calculate the heat capacity of the calorim

A: □H = 3.23×103 kJ/mol □H = q/n q = □H × n = 3.23×103 × 0.500/122 = 13.2 kJ

Q: The combustion of 1.00mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.7g of glucose is…

A:

Q: The combustion of 1.00 mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.23 g of glucose is…

A: The solution is given below -

Q: When a 12.5 g sample of NaOH(s) dissolves in 367.0 mL water in a coffee cup calorimeter, the…

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Q: The heat of formation at 25°C of liquid acetone, CH,C(O)CH;(1) is -247.5 kJ/mol. Which of the…

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Q: When a 13.3 g sample of NaOH(s) dissolves in 394.0 mL water in a coffee cup calorimeter, the…

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Q: The heat of combust ion of ethanol, C2H5OH(l), is-1367 kJ/mol. A batch of Sauvignon Blanc wine…

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Q: A piece of metal of mass 15 g at 99◦C is placed in a calorimeter containing 41.3 g of water at 19◦C.…

A: Heat lost by metal = Heat gained by water

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A: Mass of water, m =127.4 g Initial temperature, T1=18.6 °C Final temperature, T2=30.9 °C Temperature…

Q: The combustion of 1.00mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.64g of glucose is…

A:

Q: when 50.0 mL of 0.200 M NaOH is mixed with 50 mL of 0.200 M HCl in a coffee cup calorimeter, the…

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Q: 4. When a solution containing 8.00 g of NaOH in 50.0 g of water at 25.0 °C is added to a solution of…

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Q: The heat released in the combustion of benzoic acid, C6H5COOH, which is often used to calibrate…

A: Given,Heat released during combustion of benzoic acid = -3228 kJ/molMass of benzoic acid, m =  1.658…