For the reaction N2(g) + O2(g) = 2NO(g), ∆H0 = 180.5 kJ. How much energy is needed to generate 35 moles of NO(g)?

Q: Which of the following reactions is accompanied by an increase in enthalpy? Select one: O 2s03(g) -…

A: 2SO3 (g)    →     2SO2 (g)   + O2 (g)  ; ∆rH° = +197 kJ  This reaction is endothermic and…

Q: 2H20(g) + heat 2H,(g) + 02(g)This reaction is endothermic. => Select one: O True O False

A: Yes this statement is true.

Q: Calculate ΔH° for the combustion of methane. CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (g) Given the…

A: We have to calculate the ∆H° for Reaction.

Q: 1.52 g of toluene (C7H8) is combusted in a constant volume bomb calorimeter at 25°C. Calculate the…

A: The combustion reaction is carried out in a constant volume bomb calorimeter, which means the heat…

Q: The molar heat capacity of silver is 25.35 J mol How much energy would it take to raise the…

A: Molar heat capacity is defined as amount of heat required to raise the temperature of 1 mole of a…

Q: Calculate the enthalpy for the combustion of propane. Enthalpy AH= E(bonds broken) - E(bonds formed)…

A: Given: The total bond energy of O2, CO2 and H2O is 495 kJ/mol, 1598 kJ/mol and 926 kJ/mol,…

Q: Thermochemistry invokes quite an array of physical quantities that are useful for considering…

A: In thermodynamics, the functions that are independent of the path are called state functions.…

Q: How much energy (in kJ) does it take to turn 79.00 g of octane (C8H18) at 75.88°C into a gas at…

A:

Q: Compounds of boron and hydrogen are remarkable for their unusual bonding and also for their…

A: The given reaction is, ΔHrxn = −755.4 kJ   Total 7.313 Kg = 7313 g B2H6 is reacted.   molar mass of…

Q: Enthalpy of formation (kJ/mol) Substance A(s) -17.22 A(g) 25.35 A(I) 4.18 B(s) 28.06 B(g) 45.08 C(s)…

A:

Q: When 1942 J1942 J of heat energy is added to 41.9 g41.9 g of ethanol, C2H6O,C2⁢H6O, the temperature…

A: Using the relation Q = mCΔT we can find molar heat capacity of C2H6O.

Q: Consider the following reaction:2 CH3OH1g2¡ 2 CH41g2 + O21g2 ΔH = +252.8 kJ(a) Is this reaction…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Given the following reactions: N2(g) + 2 O2(g) → 2 NO2(g)                         ΔH = 66.36 kJ…

A: The enthalpy of the reaction is considered as the state function that is it depends only on the…

Q: The combustion of 0.100 grams of ethane gas, C2H6, cause a temperature rise of 2.50°C in a bomb…

A:

Q: The combustion of 0.1593 g benzoic acid increases the temperature of a bomb calorimeter by 2.55°C.…

A:

Q: Calculate the AHO for the reaction Cbte + 2H, → CHAG) (graphite) '2(g) from the following enthalpy…

A: Given,

Q: Under constant-volume conditions, the heat of combustionof glucose (C6H12O6) is 15.57 kJ/g. A…

A: (a) Here given as, the heat of combustion of glucose (C6H12O6), q= 15.57 kJ/g. Mass of glucose that…

Q: When 1513 J1513 J of heat energy is added to 39.8 g39.8 g of hexane, C6H14,C6H14, the temperature…

A: Since,   q =m×c×∆TWhere q =heat added to the system            m =mass of given compound           c…

Q: 6. When a 1.0 g sample of acetylene was burned in a bomb calorimeter, the temperature increased by…

A: The number of moles of acetylene is calculated as shown below where m is the given mass of acetylene…

Q: How much energy is required to vaporize 54.7 g of dichloromethane (CH2Cl2) at its boiling point, if…

A: Given ΔHvap = 31.6 kJ/mol Mass of dichloromethane = 54.7 g Molar mass of dichloromethane = 85g/mol

Q: ΔrU for C6H12O6 was measured to be -2805 kJ mol-1 in a bomb calorimeter. A 1.752 g sample of this…

A: Given, ∆U for C6H12O6 is -2805 kJ/mol  Sample burned is 1.752 g  Molar mass of C6H12O6 is 180 g/mol…

Q: The enthalpy of methanol, CH 3OH (MW=32.0 g/mol) is -7.26 x 10 2 kJ/mol. Calculate the grams of…

A: A numerical problem for determining the enthalpy of methanol, which is to be accomplished.

Q: When 1.14 g of octane (molar mass = 114 g/mol) reacts with excess oxygen in a constant volume…

A: Given, heat capacity of the calorimeter is 6.97 kJ/°C Mass of octane = 1.14g

Q: Under constant-volume conditions, the heat of combustionof glucose 1C6H12O62 is 15.57 kJ>g. A…

A: The total heat capacity of a calorimeter is obtained by burning a known weight of a substance of…

Q: Substance ΔΗ AgCl AGCN HCl -129.888 kJ/mol 141.8 kJ/mol -171.728 kJ/mol HCN 108.5 kJ/mol HCl + AGCN…

A: Given, ∆Hof of AgCl = -129.888 KJ/mol ∆Hof of AgCN = 141.8 KJ/mol ∆Hof of HCl = -171.728 KJ/mol ∆Hof…

Q: The molar heat capacity of silver is 25.35 J/mol Celcius. How much energy would it take to raise the…

A: The relationship between heat required and specific heat of a substance is given below.

Q: A bomb calorimeter has a heat capacity of 2.47 kJ/K. When a 0.111g sample of ethylene (C2H4) was…

A: The amount of heat transfer is given as  Q = heat capacity X temperature difference Q= 2.47 x 2.26 =…

Q: a)  Is the reaction exothermic or endothermic? b)  Calculate the amount of heat absorbed when 975…

A:

Q: Calculate the energy needed to heat 1.98 mol of aluminium oxide from 34.1 °C to 58.7 °C.

A:

Q: The molar heat capacity of silver is 25.35 J/mol⋅∘CJ/mol⋅∘C. How much energy would it take to raise…

A: Mass of silver = 9.60 g  Change in Temperature = 20.0 degree C  molar heat capacity = 25.35 J / mol…

Q: Calculate the change in the internal energy in the formation of SO3 using the following…

A: ∆H=∆E +∆NgRT Where  ∆H = change in enthalpy  ∆E= change in internal energy ∆Ng= change in no. Of…

Q: the enthalpy change for this reaction. The pertinent enthalpies of

A: The combustion of ethanol will lead to give water and carbon dioxide. Reaction is as follows,

Q: The molar heat capacity of silver is 25.35 J mol−1 ∘C−1. Find how much energy would it take to raise…

A:

Q: Calculate the enthalpy of methanol (CH 3OH (l) (MW=32.0 g/mol), if a 2.885 g sample of methanol is…

A: Heat capacity of bomb calorimeter C = 727.1J/0C Change in temperature ∆T = 11.380C mass of methanol…

Q: 5) The combustion of sucrose (C12H22011, molar mass=342.3 g/mol) has a AErxn of -1.40 x 104 kJ/mol.…

A: In thermodynamics, the heat transfer is derived from the technique called as calorimetry. This heat…

Q: A laboratory “volcano” can be made from ammonium dichromate (252.07 g/mol). When ignited, the…

A: Here we are required to calculate the heat energy that would be produced when 28.3 g of ammonium…

Q: The decomposition of nitroglycerin (C3H5N3O9) produces carbon dioxide, nitrogen, water, and oxygen…

A: Given: mass of nitroglycerin = 1.00 g energy release = 6.23 kJ/kg molar mass of nitroglycerin =…

Q: Using the given molar enthalpies of formation, determine the change in enthalpy for the combustion…

A:

Q: Consider these reactions, where M represents a generic metal.…

A: The given reaction is,

Q: How much energy is required to vaporize 41.4 g of dichloromethane (CH2Cl2) at its boiling point, if…

A:

Q: The heat capacity of silicon dioxide (SiO2, 60.1 g mol-1), is 0.732 J g¬ K-1. Calculate the energy…

A: The heat capacity of SiO2 is = 0.732 J g-1 K-1 The molar mass of SiO2 is =60.1 g.mol-1 The moles of…

Q: The molar heat capacity at constant pressure for CO, is 36.61 J mol-1 K-1. How much heat in J is to…

A:

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Q: 1. 40.0 g of ice cubes at 0.0°C are combined with 150. g of liquid water at 20.0°C in a coffee cup…

A: Given: Mass of ice cubes added = 40.0 g. Mass of hot water used = 150 g. Initial temperature of hot…

Q: How does hydrogen bonding contribute to water’s high heat capacity?

A:

Q: For the reaction N2(g) + O2(g) --> 2 NO(g), with a standard enthalpy change of 180.5 kj, how much…

A: For the reaction: N2(g) + O2(g) → 2 NO(g) The required amount of product= 35 moles NO(g) The energy…

Q: Which of the following scenes depict the process of an increase in the enthalpy?     Stirring a…

A: