The complete combustion of propane, C3H8 (g), is represented by the following unbalanced equation C3H8 (g)  +     O2 (g)  ®    CO2 (g)  +  H2O (l)          DH  =  -2220 kJ How much heat, in kJ, is evolved by the complete combustion of 1.100g C3H8, (g)?

Q: 3. When potassium chloride reacts with oxygen under the right conditions, potassium chlorate is…

A:

Q: 1. A 5.000 g sample of methanol, CH,OH, was combusted in the presenmce of excess oxygen in a bomb…

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…

Q: The value of AU for the combustion of propane, C3H8, is -185.81 kJ. What is the heat of formation of…

A: Heat of formation of propane can be calculated as given below.

Q: 19. One reaction of iron with hydrochloric acid is represented by the following thermochemical…

A:

Q: In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH), was added to 70.0 mL of 0.680 M HCI.…

A: Total volume = 70.0+70.0 mL = 140 mL Specific heat = 4.184 g/mL Mass = 4.184g/mL × 140 mL = 585.76 g…

Q: A piston compresses the air in the cylinder by doing 84J of work on the air. As a result, the air…

A: Given,  What is change in internal energy = ΔU = ?

Q: The heat of combustion, AH°C, of acetone, C3H0, is -1790.4 kJ/mol. How many kilojoules of heat are…

A: We have to calculate the heat of combustion.

Q: Charcoal is primarily carbon. What mass of CO2CO2 is produced if you burn enough carbon (in the form…

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Q: Consider the following reaction: 2Mg(s) + 02(g) → 2M90 AH = -1204kJ How many kilojoules of heat are…

A: 1- First we will calculate the  moles of MgO(s)  moles = [ mass / molar mass ]  moles = [ 7.50g /…

Q: The standard heat of combustion of propanol, C3H7OH, is 2021 kJ/mol. How much heat would be…

A: Number of moles of any substance can be calculated by dividing the mass of the substance with its…

Q: Hi, can you answer this question, thanks A 2.69 g sample of oleic acid (C18H34O2), a common…

A: The heat capacity is calculated as,

Q: 0.15 moles of hydrochloric acid was neutralised by 0.50 moles of sodium hydroxide solution in a…

A: i) HCl is a strong acid while NaOH is strong base, so when they react with each other, they undergo…

Q: A 25.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 25.0 mL sample of 0.5 M NaCl(aq) in a…

A: Enthalpy of reaction ∆Hrxn is calculated below.

Q: 300J of heat is added to the  system and 180 J of work is done by the system through expansion. How…

A: Given that: Heat added to the system (q) = 300 J Work done by the system (w) = -180 J Internal…

Q: When a 12.6 g sample of NaOH(s) dissolves in 398.0 mL water in a coffee cup calorimeter, the…

A: Mass of sample = 12.6 g  Mass of water = 398.0 mL Change in temperature of water  = 29.7 °C - 21.6…

Q: In a coffee-cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M HCl are mixed to yield…

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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: The heat of combustion for one mole of carbon is 394kJ, C(s)+O₂(g) + CO₂(g). How much heat would be…

A: Given information: Heat released during combustion of 1 mole of carbon is 394 kJ. The chemical…

Q: The heat of formation of H2SO4 is -909.27 kj/mol. Give the thermochemical equation for the formation…

A: Here we are required to show the formation of aqueous sulphuric acid

Q: C3H8 (g)  +     O2 (g)  ->    CO2 (g)  +  H2O (l)     DH  =  -2220 kJ    How much heat, in kJ, is…

A: Heat is evolved by the complete combustion of 1.100g C3H8, (g) for the following reaction  C3H8 (g)…

Q: The complete combustion of ethanol, C2H5OH(l), to form H2O(g) and CO2(g) at constant pressure…

A: Given :-  complete combustion of ethanol  C2H5OH(l) + O2(g)→ H2O(g) + CO2(g) + 1235 kJ/mol  To write…

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: In a constant-pressure calorimeter, 50.0 mL of 0.340 M Ba(OH), was added to 50.0 mL of 0.680 M The…

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Q: KJ/mol. The heat of reaction for the combustion of a mole of Ti in this calorimeter is

A: The ∆Hcombustion is the amount of heat in the energy needed to burn per mole of a substance. Its…

Q: Many portable gas heaters and grills use propane, C3H81g2, asa fuel. Using standard enthalpies of…

A: The balanced reaction is,

Q: In a constant-pressure calorimeter, 50.0 mL of 0.340 M Ba(OH), was added to 50.0 mL of 0.680 M HCI.…

A: Given: Concentration of Ba(OH)2 = 0.340 M Volume of Ba(OH)2 solution = 50.0 mL = 0.050 L…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.54 kg sample…

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Q: The standard enthalpy of combustion of ethanol (C2H5OH) is -235.1 kJ/mol. How many kilojoules of…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

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.

Q: The complete combustion of propane, C 3H 8(g), is represented by the equation:  C 3H 8(g) + 5 O 2(g)…

A: when the heat is evolved in a reaction then that reaction is known as exothermic reaction.  The…

Q: A sample of toluene (C7H8, 92.13 g/mol) was burned in a bomb calorimeter with a specific heat…

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Q: A 25.0 mL portion of dilute HCl (aq) is combined with a 25.0 mL portion of dilute NaOH in a…

A: Given that : The volume of HCl = 25.0 mL The volume of NaOH = 25.0 mL The initial temperature = 23.3…

Q: In a constant-pressure calorimeter, 50.0 mL of 0.340 M Ba(OH), was added to 50.0 mL of 0.680 M HCI.…

A: no of mmoles of water produced is 34 mmoles. The total amount of heat produced is 1.937kJ so the…

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

A: Given,  The mass of sucrose burnt = 1.46 g Heat (q) = 24 kJ. a.Assuming that table sugar is pure…

Q: Oxygen generators in some airplanes are based on the chemical reaction between sodium chlorate and…

A: Given mass of sodium chloride = 553 g  Molar mass of sodium chlorate = 106.44 g.mol-  Moles = given…

Q: When a 12.5 g sample of NaOH(s) dissolves in 395.0 mL water in a coffee cup calorimeter, the…

A: Please find the solution attached as handwritten note .

Q: Assume

A: Given: Fluid = Water m =  180 g T1 = 30 deg C T2 = 97 deg C Cp = 4.184 J/g-deg C

Q: The value of AH° for the reaction below is 128.1 kJ CH OH -CO, + 2H 2(g) 2(g) (1) How may kJ of heat…

A: CH3OH ---> CO2(g) + 2H2(g)       ΔH0 = 128.1 kJ 128.1 kJ of heat is consumed when 2 mol of H2 is…

Q: 3. A quantity of 2.00 x 10² mL of 0.862 M HCl is mixed with 2.00 x 10² mL of 0.445 M Ba(OH), in a…

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Q: In the laboratory a student burns a 0.596-g sample of acetylsalicylic acid (C,H§O4) in a bomb…

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Q: The following thermochemical equation is for the reaction of sodium(s) with water(1) to form sodium…

A: Answer:- This question is answered by using the simple concept of stoichiometry of thermochemical…

Q: A system receives 425 J of heat and delivers 425 J of work toits surroundings. What is the change in…

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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 combustion, AH°C, of acetone, C3H,O, is -1790.4 kJ/mol. How many kilojoules of heat are…

A: The combustion is a reaction of the compound in the presence of oxygen. The combustion reaction will…

Q: The heat of combustion, ΔH°c , of acetone, C3H6O, is -1790.4 kJ/mol. How many kilojoules of heat are…

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Q: 3. How much heat, in kilojoules, is evolved in the complete consumption of 10.00 grams of methane,…

A: Introduction :  The reaction between methane and chlorine is a type of substitution reaction.Methane…

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…

Q: The heat of combustion of ethanol, C,H,OH(I), is-1367 k.J/mol. A batch of sauvignon blanc wine…

A: Given: Heat of combustion of ethanol = -1367 kJ/mol Percent of ethanol by mass       = 12.1% Density…