CH4 (g)  + 2 O2 (g)  -->  CO2 (g) + 2H2O (g)       Δ H = -882 kJ/mol   Using the equation above, how many grams of water will form if 655 kJ of energy was released.

Q: Silane, SiH4, burns according to the reaction, SiH4 + 2O2 → SiO2 + 2H2O, with ΔH° = –1429 kJ. How…

A:

Q: Sand is converted to pure silicon in a 3 step process. The final step in this process is as follows.…

A: Step 1: Calculation for mass silicon produced in the reaction: The balanced equation is:…

Q: Suppose that the reaction of 3.558 moles produces 14.62 kJ of heat. What is the molar enthalpy of…

A: Molar enthalpy :-  the amount of heat released during the formation of 1 mole of product from its…

Q: Nitrogen monoxide, a gas recently found to be involved in a wide range of biological processes,…

A:

Q: A student performed the procedure described in the lab manual using 48.9 mL of 1.0 M HCl and 49.9 mL…

A: Given, Acid taken: 48.9 mL of 1.0 M HCl Base taken: 49.9 mL of 1.0 M NaOH Temperature change: (24.7…

Q: 5. Octane, C₂H(1) one of the major components of gasoline, can go through incomplete combustion…

A: C8H18(l) + 11O2(g) -----> 5CO2(g) + 3CO(g) + 9H2O(g) ∆H = -4225.1 KJ/mole

Q: The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7 kJ/mol.…

A: Given,  The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7…

Q: 8. The caloric content of some pasta (listed on the side of the box of pasta!) is 4.000 kcal per…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: A chemist placed a 1.195 g sample of fuel in a bomb calorimeter which was immersed into 2.00 L of…

A: The mass of the fuel sample is = 1.195 g The increase in the temperature of the water is = 20.1oC to…

Q: Stifrer heat A bomb calorimeter, or a constant volume calorimeter, is a device often used to…

A: A bomb calorimeter is a type of  constant volume calorimeter used in measuring the heat of…

Q: The combustion of CH4 releases 890.4 kJ/mol of heat according to the equation: CH4(g) + 2 O2(g) -->…

A:

Q: In a coffee-cup calorimeter, 148.2 g of H20 and 97.0 mL of HCl are mixed. The HCI had an initial…

A: The heat lost or gained by water is given by  Q = mCΔT  where m = mass of water  C = specific heat…

Q: The enthalpy change for the reaction of hydrogen gas with fluorine gas to produce hydrogen fluoride…

A:

Q: Ignition wires heat Thermometer A bomb calorimeter, or a constant volume calorimeter, is a Stirrer…

A: Molar heat of combustion of a substance is defined as the heat liberated during the complete…

Q: If the heat of combustion for a specific compound is-1190.0 kJ/mol and its molar mass is 63.57…

A: Heat of combustion: The enthalpy of combustion is the enthalpy change that occurs when 1 mole of a…

Q: They are all one question. When a solid dissolves in water, heat may be evolved or absorbed. The…

A: Given, When 5.21 g of CsClO4(s) are dissolved in 114.80 g of water, the temperature of the solution…

Q: How much energy is released in the formation of 612 g of PCl3 (137.32 g/mol), according to the…

A: From the given reaction we can say that when 4 moles of PCl3 is formed, energy released in the…

Q: When hydrogen and oxygen are burned to produce water, heat is produced at the rate of 58 kcal/mole…

A: Given, 1 mol H2O = 6.022 ×1023 molecules  Heat produced = 58 Kcal/mol

Q: 8. When a sample of potassium nitrate is dissolved in water, the temperature of the water changes…

A: . When a sample of potassium nitrate is dissolved in water, the temperature of the water changes…

Q: A 1.61−g peanut is burned in a bomb calorimeter containing 1,000 g of water. The temperature of the…

A: Heat given = heat taken Heat absorbed by water (Q) = m . s . (T2-T1) Given that: m = mass of water =…

Q: 23.  If a reaction produces 1.506 kJ of heat, which is trapped in 30.0 g of water initially at 26.5…

A: Calorimeters play a major role in estimating reaction's heat with the known specific heat of…

Q: 2CH3OH(g)→2CH4(g)+O2(g),ΔH=+252.8 kJ   For a given sample of CH3OH, the enthalpy change during the…

A: Given,For a sample of CH3OH, the enthalpy change during the reaction is 82.9 kJ.

Q: Once CS2 (carbon disulfide) is formed from its elements, heat is then absorbed.  How much heat would…

A: Given that When 1 mole of CS2 is formed from its constituents elements, heat energy equal to 89.3…

Q: 2) A reaction occurring in a calorimeter absorbs 850.0 J of energy. The initial temperature of 200.0…

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

Q: Calculate the energy change when 25.0 g of magnesium changes from 27°C to 45°C. The specific heat of…

A:

Q: A chemical reaction is carried out in a 30.0 g calorimeter. The calorimeter has a specific heat of…

A: Here the heat released by the reaction is absorbed by both the calorimeter and water inside the…

Q: The molar heat of solution (AH,0ln) of sodium hydroxide is -445.1 kJ/mol. In a certain experiment,…

A: Molar heat of solution is defined as the energy released or absorbed per mole of solute being…

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: During an experiment, 25 g of 0.32 M Ca(NO3)2 at 42°C is added to 103 g of 0.82 M HNO3 at 37°C in a…

A: 25 g of 0.32 M Ca(NO3)2 at 42◦ C are mixed with 103 g of 0.82 M HNO3 at 37◦ C . The increase in…

Q: 1. The thermochemical equation showing the formation of ammonia, NH, from its elements is Nalg) +…

A:

Q: A)When 1 mole of CO(g) reacts with Cl2(g) to form COCl2(g) according to the following equation, 108…

A:

Q: Iron can be converted to Fe2O3 according to the reaction below. How much heat (in kJ) is required to…

A: Iron can be converted to Fe2O3 according to the given reaction. Amount of heat (in kJ) required to…

Q: A calorimeter holds 50 g water at 29.0°C. A sample of hot iron is added to the water, and the final…

A:

Q: The reaction between hydrogen and fluorine gas proceeds according to the reaction equation H2(g) +…

A: The energy difference between the products and reactants is known as the energy change of a…

Q: Given that: A(s) + B2(g) – AB2(g) AH = -242.3 kJ/mol A(s) + 3/2 B2(g) →AB3(g) AH = -319.1 kJ/mol…

A:

Q: Use standard enthalpies of formation to calculate the amount of heat released per kilogram of…

A: The combustion of hydrogen is given by

Q: Classify the reaction endothermic or exothermic and give the change in enthalpy of the reaction.…

A: Endothermic and Exothermic reaction: Endothermic reaction : In endothermic reaction the heat energy…

Q: Consider the following reaction.  CH4 + 2O2 -> 2H2O + CO2      ΔH = -890 kJ/mol If 45 g of methane…

A:

Q: Food contains three main categories of compounds: carbohydrate, protein, and fat. Arctic explorers…

A:

Q: Using the equation for photosynthesis below, answer the following equations 2800KJ + 6 CO2 (9) + 6…

A: Given: Given photosynthesis reaction: 2800 kJ+6CO2(g)+6H2O(l)→C6H12O6(s)+6O2(g)

Q: A reaction is allowed to take place in an insulated container containing 100 mL of water. If the…

A: Answer : As it is an isolated chamber in which the reaction occurs and also it is containing 100 mL…

Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in…

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

Q: Find the enthalpy of reaction for the reaction:  SiF4 (g)  +  O2 (g)  +  2 H2 (g)    →   SiO2 (s)…

A: