At constant volume, the heat of combustion of a particular compound is -3107.0 kJ/mol. When 1.371 g of this compound (molar mass = 153.31 g/mol) was burned in a bomb calolrimeter, including its contents, rose to 5.685 degrees Celcius. What is the hear capacity (calorimeter constant) of the calorimeter

Q: A 40.0 g sample of an unknown metal at 99.0 °C was placed in a constant-pressure calorimeter…

A: According to thermodynamics, the heat released by the hot metal equals the heat absorbed by the…

Q: A compound is burned in a bomb calorimeter that contains 3.00 L of water. If the combustion of 0.285…

A: Molar heat of combustion of a compound is the heat evolved when 1 mole of the compound is completely…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: Given :-  Mass of CsBr = 5.17 g  Mass of Water = 102.40 g  Temperature drops from 24.20 °C to 22.60…

Q: When 6.12 g of urea, (NH,),CO, , burns to produce CO, N) and H,O. 2(g) 68.8 kJ of heat energy are…

A: 6.12g urea on burning  releases energy                = -68.8kJ    1g urea on burning  releases…

Q: the 10.0 g sample of metal is heated to 100.0 degrees celsius and then added to 20.0 g of water at…

A: The relationship between heat , specific heat capacity and change in temperature is given by the…

Q: 50.0 mL of 1.50 M CaCl2 solution and 80.0 mL of 2.00 M NaOH solution both initially at 22.3℃ are…

A: MMoles of CaCl2 =  M × V        = 1.50 × 50 = 75 mmol Mmol of NaOH = M × V          = 2.00 × 80 =…

Q: a 30.0 g sample of chromium is heated to 100.0°C in a boiling water bath. the sample is added to a…

A: From law of conservation of energy,heat gained by cold body = heat lost by heat body        MCr =…

Q: According to the following thermochemical equation, what mass of C3H18 (in g) must react in order to…

A: From the reaction it is clear that 2 mol of C8H18 reacts with 25 mol of O2 and 11018 kJ energy is…

Q: A bomb calorimeter must be calibrated to determine the quantity of heat that will be absorbed by its…

A: Given , mass of benzoic acid = 0.5125 g heat yielded = 22.37 kJ mass of water = 1.500 Kg Change in…

Q: Nitromethane (CH3NO2) burns in air to produce significant amounts of heat. 4 CH3NO2(l) + 3…

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Q: Based on this value and the standard enthalpies of formation for the other substances, the standard…

A: Standard enthalpy of formation is the change in enthalpy that accompanies the formation of one mole…

Q: Write out the chemical reaction whose enthalpy is the heat of formation of gaseous methane, CH4.

A: Standard equation of formation is equation represents formation of one mole compound from its…

Q: When 20.0 g of aqueous solution B(aq) at 22.0°C is added to 60.0 g of aqueous solution A(aq), also…

A: Given that,The mass of the aqueous solution of B is 20.0 g.The mass of the aqueous solution of A is…

Q: calculate the m,olar enthalpy of combustion for paraffin wax.   mass of water = 100.11g mass of…

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Q: You mix 125ml of 0.180 m csoh with 50.0 ml of 0.450 m hf in a coffee cup calorimeter and the…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

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

A: Calculate the number of moles of xanthone. nxanthone = WxanthoneMxanthonenxanthone = 0.517 g196…

Q: How do I find heat absorbed by a calorimeter alone, and also heat absorbed by the conents of the…

A: The amount of heat or energy released or gained during the process is measured by using calorimeter.

Q: 5. Use the data in the following tables and answer the following questions. a) The experimental data…

A: Given that, Mass of ethanol = 3.26 g Heat capacity of calorimeter = 11.7 kJ/0C Initial temperature…

Q: A 10.0 g sample of pure acetic acid, CH‹COOH«), is completely burned in oxygen, and the enthalpy…

A: Given data is  Mass of acetic acid burned = 10.0 g  The enthalpy change in the reaction=  -144.77…

Q: A 36.0 g sample of an unknown metal at 99.0 °C was placed in a constant-pressure calorimeter…

A: Given -->  Mass of sample = 36 g Temperature at which placed = 99°C Mass of water = 60 g…

Q: In a coffee-cup calorimeter, 140.0 mL of 1.2 M NaOH and 140.0 ml of 1.2 M HCI are mixed. Both…

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Q: 2. The major source of aluminium in the world is bauxite (mostly aluminium oxide). The thermal…

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

Q: kJ

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Q: In a calorimetry experiment, a 22.5 gram metal object was heated to 64.23oC. It was placed into a…

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Q: When 23.6g of calcium chloride, Was dissolved in water in a constant pressure calorimeter, the…

A: For heat capacity ,heat and temperature ,there is a relation for all: q=c×△TWhere:q= Heat…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 391kJ during a…

A: According to the question,The enthalpy of a mixture of gaseous reactants is increased by ΔH = 391…

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: A 2.62E1 g sample of aluminum at 1.008E2 °C is added to 1.002E2 g of water at 2.22E1 °C in a…

A: For a chemical reaction or physical process to occur a certain amount of energy should be furnished…

Q: Many portable gas heaters and grills use propane, C3H81g2, asa fuel. Using standard enthalpies of…

A: The balanced reaction is,

Q: What information can a calorimetry experiment provide? O The slope of the heating curve associated…

A: A calorimeter is a device used to measure the heat energy of a chemical reaction or a physical…

Q: The complete combustion of propane, C 3H 8(g), is represented by the equation:  C 3H 8(g) + 5 O 2(g)…

A: when the heat is evolved in a reaction then that reaction is known as exothermic reaction.  The…

Q: In the laboratory a student burns a 0.983-g sample of glutaric acid (C;HgO4) in a bomb calorimete…

A: Given that: Mass of glutaric acid = 0.983 gMass of water = 1170 gChange in temperature, ∆T = 26.90oC…

Q: In a calorimetry experiment similar to the one performed today, a student used 50.0 mL of 1.0 M NaOH…

A: Since you have posted multiple questions, we are entitled to answer the first only. 5) Given:…

Q: A chemist wastes a delicious brownie by burning it in a bomb calorimeter.  Before burning, the…

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Q: A 1.547 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: Given,mass of a new organic material = 1.547 gInitial temperature = 23.01 oCFinal temperature =…

Q: A gas expands and does P-V work on the surroundings equal to 284 J. At the same time, it absorbs 201…

A: Given  Work done by the system on surrounding = 284 Joule  Heat absorb                  = 201 Joule…

Q: In a coffee-cup calorimeter, 140.0 mL of 1.4 M NAOH and 140.0 mL of 1.4 M HCİ are mixed. Both…

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Q: Acetylene, C,H2, is used in welding torches. It releases a lot of energy when burned in oxygen. The…

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Q: A scientist measures the standard enthalpy change for the following reaction to be-138.9 kJ: H;(2) +…

A: The standard enthalpy change of a system represents the heat content of a system or the heat…

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

A: Given information:                      CH3OH(g) + 32O2(g)  → CO2 (g)  + 2H2O(l)        ∆H = -764 kJ