the heat formation of feo2 is -826. calculate the heat of the reaction when a 43.20g sample of iron fe is reacted 2Fe+1 1/2 O2=Fe2O3    H=-826 kj/mol

Q: 2C2H6 (g) + 7O2 (g) → 4CO2(g) + 6H2O (g) ΔH = -1560 kJ How much heat (in kJ) is released if 11.1 g…

A: Moles of ethane=11.1/30=0.37

Q: Consider the following thermochemical reaction: 6 HCl(g) + 2 BCl3(g)-->B2H6(g) + 6Cl2(g) ΔHrxn =…

A: Given :-  6 HCl(g) + 2 BCl3(g)-->B2H6(g) + 6Cl2(g) ΔHrxn = +755.4 kJ  To calculate :-  mass of…

Q: The heat of formation of Fe2O3(s) is -826.0 kJ/mol. Calculate the heat of the reaction 4Fe(s) +…

A: Given information,

Q: Titanium reacts with iodine to form titanium(III) oxide as shown below. Calculated the heat emitted…

A: Given data, Mass of titanium=29.7gMass of iodine=198g∆H for the reaction=-839kJ

Q: How much heat is produced by the complete combustion of 264 gg of CH4CH4?

A: Given:CH4g+2O2g→CO2g+2 H2Og∆Hrxn°=-802.3 kJ

Q: The complete combustion of a small wooden match produces approximately 512 cal of heat. How many…

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Q: When a 13.3 g sample of NaOH(s) dissolves in 380.0 mL water in a coffee cup calorimeter, the…

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Q: The reaction 3H2(g) + N2(g) → 2NH3(g) has an enthalpy of reaction of -92.6 kJ/mol. If 2 g of…

A: According to the given balanced chemical equation, one mole of nitrogen reacts to produce 92.6 kJ of…

Q: How much heat is evolved when 453.5 g of ammonia (NH3) is produced according to the following…

A: Given Reaction is - N2 (g) + 3H2 (g) → 2NH3 (g)                  ΔH= -91.8 kJ

Q: How much heat will be absorbed when 38.2 g of bromine reacts with excess hydrogen according  to the…

A: Given :-  H2 + Br2  + 72.80 kJ → 2HBr  To calculate :-  Amount of heat absorbed when 38.2 g of…

Q: How much heat will be released (∆H) if 1.20 mol of SrO is mixed with 0.951 mol of CO₂ in the…

A: Let x be the number of moles at CO2 required by 1.2 mol of SrO 1.2 mol of SrO requires 1.2 moles of…

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: Consider the following reaction:N2O(g) + NO2(g) → 3 NO(g)                      ΔHrxn = 155.6…

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

Q: When methanol, CH,OH, is burned in the presence oxygen gas, 0, a large amount of heat energy is…

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Q: Magnesium burns in air to produce a bright light and is often used in fireworks displays. The…

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Q: How much heat will be released (AH) if 0.5263 mol of NH3 are mixed with O.20 mol of O2 in the…

A: Interpretation: The amount of heat released in the following reaction is to be determined. Reaction:…

Q: 9.31 A metal radiator is made from 26.0 kg of iron. The specific heat of iron is 0.449 J/g °C. How…

A: Since you are posted with multiple questions and also you are mentioned as answer item 9.31 only. So…

Q: Consider the following reaction: 2 Al (s) + Fe2O3 (s) → 2 Fe (s) + Al2O3 (s)    ΔH = -850 kJ What…

A: Given the chemical reaction as follows,2 Al (s) + Fe2O3 (s) → 2 Fe (s) + Al2O3 (s)   ;  ΔH = -850…

Q: If 801 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g•°C) that…

A: Given,  specific heat = 0.450 J/g.oC heat = 801 J , mass = ? , ∆T= 120°C - 22.5°C = 97.5°C

Q: The reaction for the combustion of propane is…

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Q: 7. When 0.63 g of solid LiCI (AHsoln = – 37.1 kJ/mol) dissolves in 5 L of water, how much heat is…

A: Answer :-  Heat released (q) when 0.63 g LiCl dissolved in 5 L water = -552.8 (J) = -0.5528 (kJ)…

Q: Consider the following reaction: N2(g)+O2(g)⟶2NO(g)                                ΔH∘=182.6kJ How…

A:

Q: heat for the combustion of sucrose (table sugar, C12H22O11) is -5,647 kJ for

A: Number of moles = mass/ molar mass  Number of moles of O2 = mass of O2/molar mass of O2

Q: Consider the balanced chemical equation: 2Al(s) + Fe2O3(s) -> 2Fe(s) + Al2O3(s) heat of reaction =…

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Q: A chemist measures the energy change AH during the following reaction: Cl,(9)+ H,(9) – 2 HC(9)…

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

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Q: Iron reacts with oxygen to form one mole iron (III) oxide releasing 826 kJ of heat. How much heat is…

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Q: The value of ΔH° for the reaction below is 128.1 kJ CH3OH (l) --> CO (g) + 2H2 (g)  How may kJ of…

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Q: How much heat will be released (AH) if 0.5263 mol of NH3 are mixed with 0.20 mol of O, in the…

A: Balanced equation: 4NH3 (g) + O2 (g) --------->  2N2H4 (g)  +  2H2O (g)    ∆H° = -286 kJ/mol This…

Q: Hydrazine, N2H41), is used in rocket fuels. The thermochemical equation for the combustion of…

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

A: there are two kinds of property extensive property which depend on the number of particle and…

Q: How many moles of H, are required to produce -4551 kJ of heat in the following reaction? N, (g) + 3…

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Q: A system receives 525 J of heat from its surroundings and delivers 465 J of work to its…

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Q: NH3(g) + H2O(g) 02(g) --> _- NO(g) + -- Based on the enthalpies of formation, how much energy, in…

A: Given unbalanced equation is :  NH3 (g) + O2 (g) ----------> NO (g) + H2O (g)  Given mass of NH3…

Q: Consider the reaction B2H6(g) + 3 O2(g) → B2O3(s) + 3 H2O(g) ∆H = -2035 kJ How much heat is…

A: Using the concept of limiting reagent, we can easily find the number of moles of the reaction that…

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

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Q: The reaction between sodium metal and chlorine gas produces 822 kJ of heat energy for every chlorine…

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Q: Consider the thermochemical equation for the combustion of acetone (C3H6O), the main ingredient in…

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Q: How much heat will be released (AH) if 0.6461 mol of NH3 are mixed with 0.20 mol of O2 in the…

A: Hello. Since multiple questions have been posted, the first question shall be only solved in this…

Q: .A sample of solid sodium was reacted with chlorine gas to give 4.36 g of pure NaCl.  The energy…

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Q: How much heat (in kJ) will be released (AH) if 0.4501 mol of NH3 are mixed with 0.200 mol of O, in…

A: Applying concept of limiting reagent and heat released.

Q: The complete combustion of propane, C3H8 (g), is represented by the following unbalanced equation…

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Q: 4. Consider the equations for these reactions: % N2 + % 02→ No AH = +90.4 kJ NO2 → NO + % 02 AH =…

A: Given data, The given chemical reactions are - 12N2 + 12O2 → NO   ------ (1)  The ∆H for equation…

Q: When 2 moles of CO(g) react with NO(g) to form CO2(g) and N2(g) according to the following equation,…

A: Given that 747 kJ of energy are evolved in the reaction.

Q: onsider the following reaction.  N2 + 3 H2 -> 2 NH3        ΔH = -92 kJ/mol If 35 g of NH3 are…

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Q: How much heat will be transferred when 14.9 g of ammonia reacts with excess oxygen according to the…

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Q: How much heat is evolved when 8.89x10° g of ammonia is produced according to the following equation?…

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Q: Consider the reaction: 2C4H10g) + 1302(g) 8CO28) + 10H20(), AH = -5756 kJ When a 0.571 mol of C4H10…

A: