- 2 Al(s) + Fe2O3(s) 2 Fe(s) + Al2O3(s) AH=-848.0 kJ The mass of aluminium oxide produced when -2544 kJ of energy are produced is (Record your answer to 3SD). A x 10² g.

Q: Nitric oxide (NO) can be formed from nitrogen, hydrogen and oxygen in two steps. In the first step,…

A: To calculate the net change in enthalpy for 1 mole of nitric oxide from nitrogen , hydrogen and…

Q: The following thermochemical equation is for the reaction of HCl(g) with NH3 (9) to form NH4Cl(s)…

A: This is exothermic reaction as ∆H of the reaction is negative.  1 mole ammonia react with 1 mole…

Q: 3. When 0.050 mol of HCl is reactd with 0.050 mol of NaOH in 50.0 mL of water, the temperature of…

A: The heat of a system can be given as :

Q: Charcoal is primarily carbon. Determine the mass of CO, produced by burning enough carbon (in the…

A: Charcoal burns in the air and reacts with O2 to produce CO gas, which further burns with more O2 to…

Q: e the information to answer the following questions. This reaction is... Suppose 41.0 g of NH3…

A: The given data: 2NH3(g) ==> N2(g) + 3H2(g)∆H° = 160 KJ When ∆H° is positive,  it means heat is…

Q: The following thermochemical equation is for the reaction of NH4NO3 (s) to form N₂O(g) and NH4NO3…

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Q: A chemist measures the energy change AH during the following reaction: 2 HgO(s) → 2 Hg(1) + O₂(g)…

A: In an exothermic reaction, heat is released, and in an endothermic reaction, heat is absorbed.

Q: the heat formation of feo2 is -826. calculate the heat of the reaction when a 43.20g sample of iron…

A: The balanced thermodynamical Chemical equation given in the question is - 2Fe + 3/2O2 ----->…

Q: A chemist measures the energy change AH during the following reaction: 2 HgO(s) → 2 Hg(1) + O₂(g)…

A: The objective of the question is to determine the type of reaction (endothermic or exothermic) and…

Q: For a process,AE =+148 kJ and the system does 34 kJ of work on the surroundings. This means that...…

A: Given : ∆Esys = +148 kJ Work on he surroundings = 34 kJ

Q: The following thermochemical equation is for the reaction of carbon monoxide(g) with chlorine(g) to…

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Q: 5. Sand is converted to pure silicon in a three step process. The third step is SiCl,(g) + 2Mg(s) →…

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Q: 4. How much work is done by or on the system (state which), in kcal, in a reaction if the internal…

A: To calculate the work done by or on the system , we would Calculate value and sign of w using first…

Q: 8. The equation for the combustion of methane, CH4 (the main component in natural gas) is shown…

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Q: The following thermochemical equation is for the reaction of iodine(g) with chlorine(g) to form…

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Q: Calculate the increase in the temperature of Aluminum when 12.76 kcals of heat are supplied to a 2.0…

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Q: The following thermochemical equation is for the reaction of CO(g) with Cl₂(g) to form COC12 (g).…

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Q: A chemist measures the energy change AH during the following reaction: 2 NH3(g) → N₂(g) + 3H₂(g) ΔΗ=…

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Q: In the following reaction, how much heat is generated when 3.27 moles of CH« are burned? CH: (g) + 2…

A: The reaction is : CH4(g)  +  2O2(g)  →  CO2(g)  +  2H2O(g)       ∆H°=-802 kJ/mol Here, as we can…

Q: C₂H5OH + 302 2CO₂ + 3H₂O AH=1367kJ/mol How many grams of carbon dioxide are produced when 530. kJ of…

A: Ethanol reacts with oxygen to form carbon dioxide and water. The equation for the balanced…

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Q: A 1467 kg1467 kg car is traveling down the road at 81.0 km/h.81.0 km/h. While traveling at this rate…

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Q: In the following reaction, how much heat is generated when 3.33 moles of CH4 are burned? CH4 (g) + 2…

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Q: A chemist measures the energy change AH during the following reaction: Cl₂(g) + H₂(g) → 2 HCl(g) Use…

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Q: The overall reaction in commercial heat packs can be represented as the reaction below. 4 Fe(s) + 3…

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Q: A piece of metal (mass = 43.4 g) at 135 ̊C is placed in a Styrofoam coffee cup containing 41.2 g of…

A: Mass of the metal (mmetal​) = 43.4 gInitial temperature of the metal (Tinitial, metal​) = 135 °CMass…

Q: 112. The thermochemical equation for the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g)…

A: The chemical reaction of the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g) + 2 H2O(l) ΔH…

Q: chemist measures the energy change AH during the following reaction: 2 NH3(g) → N₂(g) + 3H₂(g) ΔΗ=…

A: The given data:  2NH3(g) ==> N2(g) + 3H2(g) deltaH° = 160 KJ  When deltaH is positive,  it means…

Q: The following thermochemical equation is for the reaction of H₂ (g) with Cl₂ (g) to form HCl(g). H₂…

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Q: The following thermochemical equation is for the reaction of carbon monoxide(g) with chlorine(g) to…

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Q: When 2 moles of C2H6(g) react with O2(g) to form CO2(g) and H2O(g) according to the following…

A: Given : Amount of heat evolved in the reaction = 2.86 X 103 KJ And moles of C2H6 reacted = 2 moles

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.52 kg sample…

A: Given, Mass of C6H4F2 sample = 1.52 Kg Amount of heat = 2.83 * 104 J Temperature raises from - 0.9◦C…

Q: Charcoal is primarily carbon. What mass of CO₂ is produced if you burn enough carbon (in the form of…

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Q: The following thermochemical equation is for the reaction of carbon monoxide(g) with oxygen(g) to…

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Q: Consider the following reaction: 2 PbS (s) + 3 02 (g) → 2 PbO (s) +2 SO₂ (g) AHxn=-827.4 kJ What…

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Q: Anthracite coal, 1.0 g, produces 7.000 x 10° cal when burned. How many joules of energy does this…

A: We know that, calories of energy is related to Joules as,                  1 cal = 4.184 J…