In the following reaction, how much heat is generated when 3.21 moles of CH₄ are burned? CH₄ (g) + 2 O₂ (g) → CO₂ (g) + 2 H₂O(g) ∆H° = -802 kJ/mol

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

A:

Q: When Fe(s) reacts with Cl2(g) according to the following reaction, 400 kJ of energy are evolved for…

A: It is given that 400 kj of energy is released when 1 mole of Fe is reacted. According to the…

Q: 4.78 x 10 kJ E) 1,040 kJ 51.Methanol (CH,OH) burns according to the equation 2CH,OH(I) +…

A: The given reaction is,

Q: A metal object with a mass of 19.2 g is heated to 96 °C and then transferred to a calorimeter…

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Q: Calculate the amount of heat released

A: Number of moles = mass/molar mass  Molar mass of MgO is 40.3044 g/mol

Q: A chemist measures the energy change ΔH during the following reaction:…

A: The reaction is, C3H8 + 5O2 -----> 3CO2 + 4H2O ∆H = -2220 kJ Since the change in enthalpy is…

Q: Zinc metal reacts with HCl according to the balanced equation: Zn + 2HCl à ZnCl2 + H2 When 0.103 g…

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Q: How many grams of octane CgH18 must be burned to produce 3.25 X 10" kJ of heat? 2 C3H18 + 13 O2- 16…

A: In this problem, we have to calculate the mass of octane burnt during combustion to provide 3.25×104…

Q: A chemist measures the energy change AH during the following reaction: 2 Fe,O3(s) 4 FeO(s)+O,(g)…

A:

Q: The value of AH° for the reaction below is -82 kJ. kJ of heat are released when 80.9 grams of HBr is…

A: The balanced reaction given is, Given: ΔH of reaction = -82 KJ. And mass of HBr formed = 80.9 g.

Q: Use the following thermodynamic data to calculate how much heat in kJ is required to change the…

A: Given : Mass of acetone = 66.1 g Initial temperature of acetone = -82.2 oC And final temperature of…

Q: Glucose, C6H12O6, is converted into ethyl alcohol, C2H5OH in the fermentation of fruit juice to…

A: The chemical equation for conversion of glucose to ethyl alcohol.C6H12O6 (s) → 2 C2H5OH (l) + 2 CO2…

Q: 8. Liquid hydrogen peroxide, an oxidizing agent in many rocketfuel mixtures, releases oxygen gas on…

A: Given chemica equation for the decomposition of hydrogen peroxide is  2H2O2(l) ------> 2H2O(l) +…

Q: Iron metal reacts with Oxygen gas to produce Iron (III) oxide according to the reaction. AH= -1652…

A: Given that , DelH = -1652 KJ  The balanced chemical reaction is given by , 2 Fe(s) + 3 O2(g)…

Q: The combustion of butane, C4H10, is given as: 2C4H10(g) + 1302(g) → 8CO2(g) + 10H20(1), AH° = -5314…

A:

Q: Meals-ready-to-eat (MREs) are military meals that can be heated on a flameless heater. The heat is…

A: Given: The volume of water, (V) = 71 mL The density of water, (d) = 1.0 g/mL The initial temperature…

Q: The combustion of butane, C4H10, is given as: 2C4H10(g) + 1302(g) 8CO2(g) + 10H,O(I), AH° = -5314…

A: Given values -> 2C4H10+13O2-> 8CO2+10H2O ∆H°= -5314kj

Q: 6. The reaction for the combustion of octane, CeH18, is shown below. 2 CH18(g) + 25 0:(g)16 CO:(g) +…

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Q: How much heat (q) is needed to increased the temperature of 10 grams of water by 15°C? Water…

A: Given: The heat capacity of water, (C) = 4.184 J/g°C The mass of water, (m) = 10 g. The change in…

Q: HCI gas reacts with oxygen according to the following thermochemical equation :…

A: The reaction equation is given as- 4 HCl (g)+O2 (g)→ 2 Cl2 (g) + 2 H2O (g)…

Q: Glucose, C6H12O6, is converted into ethyl alcohol, C2H5OH(l) in the fermentation of fruit juice to…

A:

Q: mass

A:

Q: 2. An aluminum container with specific heat capacity of 0.880 J/g"C contains waxwith specific heat…

A: Please find the attached images for the answer I am giving the answer for question number 2 only.

Q: energy (in joules) is needed to heat 200.0 g of water by 10.0 C? The heat capacity of water is…

A: The energy in joules that is needed to heat 200.0 g of water by 10.0 degrees Celsius is to be…

Q: The reaction for the combustion of propane is…

A: In the given question, a reaction is given in which we have to determine the amount of heat released…

Q: A chemist measures the energy change AH during the following reaction: 2 Fe,03(s) → 4 FeO(s)+O2(g)…

A: Enthalpy change of a reaction, ∆H = ∑∆H (products) - ∑∆H (reactants)

Q: Consider the following reaction: CH4 (g) + 202 (g) → CO2 (g) + 2H20(1) AH = -891 kJ How much heat…

A: The heat released per mole of CH4 = ∆Hrxn / Moles of CH4 per reaction (Stoichiometric Coefficient)…

Q: 13. In an experiment, 30.0 g of metal was heated to 98.0°C and then quickly transferred to 50.0 g of…

A:

Q: 8. How much heat, in kilojoules, is needed to produce 1850 grams of ammonia (NH3), according to the…

A: Formula used :- Number of moles(n) = given mass(w)/Molar mass (M)      n= w/M

Q: 8.) Incomplete combustion of hydrocarbons leads to the generation of carbon monoxide rather than…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A chemist measures the energy change AH during the following reactic 2 Fe,03(s) → 4 FeO(s)+O½(g)…

A: if ∆H is positive it means heat is absorbed then the reaction will be endothermic.

Q: A chemist measures the energy change AH during the following reaction: 2 Fe,O3(s) → 4 FeO(s)+O,(g)…

A: The balanced reaction taking place is given as,

Q: A sample of carbon is burned in a calorimeter. if the calorimeter absorbs 94 J/K during the reaction…

A: Heat absorbed by the calorimeter = + 94 J.K-1 Heat absorbed by universe i.e. heat released by…

Q: Consider the reaction.   2Fe2O3⟶4Fe+3O2.    Δ?∘rxn=+824.2 kJ   The formation of 12.0 g of O2…

A: 2Fe2O3 ——> 4Fe + 3O2          Heat = +824.2 kJ Clearly,  this heat is released when 3 moles of O2…

Q: For the reaction below, ΔHrxn = −126 kJ/mol. How much heat is released when 2.00 mol of NaOH is…

A: The complete balanced equation for reaction between Na2O2 and H2O is as follows: 2Na2O2 (s) + 2H2O…

Q: 8. Titanium reacts with iodine to form titanium (III) iodide, emitting heat. 2Ti(s) + 31,(g)→…

A: Atomic mass of Ti = 47.87 g/mol Atomic mass of I2 = 253.8 g/mol Given thermochemical equation 2Ti(s)…

Q: Consider the following reaction: 2 Mg + O2  2 MgO,  Hrxn = -1,203 kJ.Calculate the amount of heat…

A: The enthalpy change or heat released/absorbed during a chemical reaction as represented by a…

Q: When 1 mole of H₂S(g) reacts with H₂O(1) to form H₂(g) and SO₂(g) according to the following…

A:

Q: Burning 1.09 g of a fuel causes the water in a calorimeter to increase by 14.7°C.If the calorimeter…

A: A calorimeter is a device used to measure the amount of heat involved in a chemical or physical…

Q: CH4 + 202 → CO₂ + 2H₂O AH-890kJ/mol How much heat is released when 2.7 g of methane gas is burned in…

A: Here we are required to find heat released when 2.7 gm of methane is burnt

Q: How much heat evolves from burning 16.4 g of sulfur, S8, in air? S8 + 8 O2 ----> 8 SO2 H rxn=…

A:

Q: The oxidation of glucose, C6H12O6(s), is described by the following thermochemical equation:…

A:

Q: 4. Baking soda, NaHCO3, decomposes when it is heated. How much heat will be absorbed by the…

A: Given :-Baking soda , NaHCO3, decomposes when ifis heated. we have to find how much heat willbe…

Q: How much heat must be added to a 38-g sample of aluminum to increase its temperature by 250.0°C? The…

A: • The values provided in the question are:-   i) Mass of a sample of aluminium, m = 38 g  ii)…

Q: The combustion of propane is represented by the following reaction: 50 21g) 3CO2(8) 4H2O(g) 2043 kJ…

A: The balanced reaction taking place is given as, => C3H8 (g) + 5 O2 (g) ---------> 3 CO2 (g) +…

Q: In the following reaction, how many moles of CH,0H are required to give off 3791 kJ of heat? 2 CH,OH…

A:

Q: The value of ΔH0 for the reaction CH3OH(l) → CO(g) + 2H2(g) is +128.1 kJ. Determine the heat…

A: Given, The balanced chemical equation is given below, CH3OH(l) → CO(g) + 2H2(g) ΔH0=+128.1 kJ

Q: A 16g sample of iron was heated from 0°C to 35°C and absorbed 246.4 J of energy as heat. What is the…

A: Given  Mass of Iron sample ( m )  = 16 gram  Initial Temperature ( T1 )    =   0℃  Final Temperature…

Q: The combustion of butane, C4H10, is given as: 2C4H10(g) + 1302(g) 8CO2(g) + 10H,O(1), AH° = -5314…

A: Given :-  2C4H10(g) + 13O2(g) →8CO2(g) + 10H2O(g)                                            ∆H =…

Q: A 151.6-g sample of a metal at 75.3°C is added to 151.6 g H,0 at 14.8°C. The temperature of the…

A: As per law of conservation of energy, the heat lost by the hot body is equal to the heat gained by…