Hydrogen cyanide (HCN) is prepared from ammonia (NH3) and natural gas (CH4) as shown in the equation below. How many grams of H₂O form when 1,413 kJ of heat is formed? 2NH3(g) + 302(g) + 2CH4 → 2HCN(g) + 6H₂O(g) AH = -939 kJ

Q: Titanium reacts with iodine to form titanium(III) iodide, emitting heat, via the following reaction:…

A: Given:

Q: etermine the amount of heat (in kJ) given off when 1.86 x 10ª g of NOz are produced ccording to the…

A: Given, Mass of NO2 = 1.86 x 104 g  ∆H = -114.6 KJ/mol Molar mass of N = 14 g/mol Molar Mass of O =…

Q: Some commercial drain cleaners contain two components; sodium hydroxide and aluminum powder. When…

A:

Q: Which of the following equations is an exothermic reaction?   a H2 (g) + ½ O2 (g) → H2O (l) ΔH =…

A: Exothermic reaction Reaction in which Energy is released so it is exothermic reaction.

Q: How much heat will be released (AH) if 0.4501 mol of NH3 are mixed with 0.20 mol of O2 in the…

A:

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: 1.The combustion of methane gas, the principal constituent of natural gas, is represented by the…

A: Recall the given reaction CH4g + 2 O2g → CO2g + 2 H2Ol     ,  ∆H°=-890.3 kJ We have to find the mass…

Q: Determine the amount of heat (in kJ) associated with the production of 1.76 × 104 g of NO2 according…

A: Molar mass of nitrogen dioxide is 46 g/mol

Q: Much of the lead used for batteries and ammunition during the First World War and the Second World…

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

Q: 307 g sample of an unknown mineral was heated to 98.7 °C and placed into a calorimeter containing…

A:

Q: The highly exothermic thermite reaction, in which aluminum reduces iron(III) oxide to elemental…

A: The given balanced thermochemical equation is 2Al(s) + Fe2O3(s) → 2Fe(s) + Al2O3(s), ΔH = -850 KJ…

Q: For the following combustion reaction CH3CH₂CH₂COOH(1) +502(g) → 4CO₂(g) + 4H₂O(g) AH = -2.18 × 10³…

A:

Q: The reaction between nitrogen and oxygen gases requires the absorption of 43 kJ of energy per mole…

A: The reactions in which heat energy is released from the system are known as exothermic reactions.…

Q: (d) Consider the complete combustion of Benzene (CeH6). If the density of benzene is 0.88 g/mL, what…

A: Given reaction is : 2C6H6 (l) + 15 O2 (g) ----------> 12CO2 (g) + 6H2O (g) , ΔH0rxn = -6278 KJ…

Q: 2. The reaction of hydrochloric acid, HCl and sodium hydroxide, NaOH in water is an exothermic…

A: Given, Volume of HCl & NaOH solution = 50.0 mL Concentration of HCl & NaOH solution = 1.00 M…

Q: What is the q (heat) for 140.2 g of PCl3 decomposing to form chlorine gas and elemental phosphorus?…

A: Decomposition reaction of PCl3 is ,∆H°rxn =1207 kJMass of PCl3 = 140.2 g Molar mass of PCl3 = 137.32…

Q: How much heat is released when a mixture containing 10.00 g NH3 and 20.00 g O₂ reacts according to…

A:

Q: Propane, C3H8, reacts with oxygen to produce carbon dioxide, water and heat. C3H8 + 5 O2 → 3 CO2 + 4…

A: Number of moles    = Given Mass/ Molecular mass

Q: Hydrazine, N2H4, is a liquid used as a rocket fuel. It reacts with oxygen to yield  nitrogen gas and…

A: Molar mass of hydrazine (N2H4) = 32.045 g/mol

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

A: The balanced reaction taking place is given as, => 2 Na (s) + Cl2 (g) -----> 2 NaCl (s)…

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

A: GIven, Mass of Na = 4.595g

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

A:

Q: Consider the reaction of hydrogen with sulfur to form hydrogen sulfide: 8H₂ (g) + S8 (s) → 8H₂S(g),…

A: The difference in the enthalpy of the products and reactants is known as the enthalpy change of the…

Q: The highly exothermic thermite reaction, in which aluminum reduces iron(III) oxide to elemental…

A:

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

A:

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: Commercial cold packs consist of solid ammonium nitrate and water. NH4NO3 absorbs 25.69 kJ of heat…

A: Given that: Mass of ammonium nitrate = 3.40 gMass of water = 100 gInitial temperature of solution =…

Q: if 11.2 g of H2 (g) (MM = 2.016 g/mol) were to react according to the balanced equation given below,…

A:

Q: When methanol, CH, OH, is burned in the presence of oxygen gas, O₂, a large amount of heat energy is…

A: One mole of methanol react with oxygen and produced one mole of carbon dioxide and two mole of water…

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

A:

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

A: The number of moles of any substance can be obtained by dividing the mass by molar mass which may be…

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

A: Given, Equation of Combustion of acetone (C3H6O), C3H6O (l) + 4O2(g)  ➝ 3CO2(g) + 3H2O(g) ∆Hrxn =…

Q: What mass of galena (PbS) is converted to lead (II) oxide if 200 kJ of heat are produced?

A:

Q: Nitromethane (CH3NO2), sometimes used as a fuel in drag racers, burns according to the following…

A:

Q: Determine the amount of heat released when 180.00 g AsBr5(g) reacts according to the following…

A:

Q: 2. A piece of Cu metal is heated in a test until the temperature reaches 96 °C and dropped into a…

A: 2. A piece of hot Cu metal at 96 °C is dropped into a calorimeter, containing 50 mL of water at 27…

Q: Vanillin is a natural constituent of vanilla that is also manufactured for use in artificial vanilla…

A: Given the mass of vanillin taken for combustion = 1.013 g Since the temperature of the calorimeter…

Q: In the following reaction, how many grams of CH3OH are required to produce 1.578 x 10' kJ of heat? 2…

A: