A differential scanning calorimeter run with a 13.7 mg sample at a heating rate of 15.0 K/min yields a DSC signal of 2596 μW at 91oC. Assuming perfectly matched pans, calculate thespecific heat capacity of the sample.  Answer:   Answer J /K /g

Q: Calculate Unknown Enthalpies O2(g, 300°C): From Table B.8, H = 8.470 kJ/mol (Insert value in…

A: Answer..

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Q: My working out is given Heat of capacity is 4.68 J g–1 K–1 and M (mass)= 41.9g-21.2g = 63.1g then…

A: Given data,Mass=63.1g∆T=13.9oCC(heat capacity)=4.68J/g.KCcalo=34.7J/K

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Q: NB Assume the densities of all solutions are 1.0 g/mL and their specific heat capacities 4.184 J/g…

A: qr = -qsol qsol = m Cp ΔT where m is the mass of the solutionCp = 4.184 J/g .K ΔT = Tf - Ti Enthalpy…

Q: Calculate q, w, Delta U and Delta H for 2.00 g of He(g) with Cv,m= 3/2R if: (a) expands reversibly…

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Q: Show work. don't use Ai for answering this

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Q: What is the change in enthalpy when 1.50 moles of H₂ are reacted with an excess O₂ of according to…

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Q: f the heat capacity of your calorimeter is 2.0 J/°C, use equation 2 be evolved from a reaction (Qn)…

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Q: Heat released in reaction (q)

A: Given:   Trial 1 Trial 2 Trial 3 Mass of 1.0 M HCl 112.03 g 113.03 g 112.43 g Mass of MgO…

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A: Given: Heat of reaction = -49,936.64 J Moles of benzoic acid = 0.015475 mol

Q: j) Find the AH in kJ/mol Convert qrxn to kJ -9397.34. 0.00IKJ_9.39774KJ %3D mol k) Find Moles of…

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Q: Added 45g water to 150ml flask. Initial temp =21.5C Placed flask in a constant temp. bath at 60…

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Q: a) General Principle Describe the basic principle of a differential scanning calorimeter. Draw a…

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Q: The heat capacity (Cp) 0f an hal0genated 0rganic c0p0und, chl0r0f0rm is given by the f0ll0w…

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Q: Use standard enthalpies of formation to calculate AH for the following reaction. 2NaHCO3 (s)→Na20(s)…

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Q: Measurement Trial #1 Trial #2 Trial #3 mass of water/calorimeter/lid 82.73g 82.02g 84.46g…

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Q: When 50.0 g of oxygen gas (MW = 32.0) react excess diborane gas (B2H6; MW =D27.6), the enthalpy…

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Q: A student heats 84.17 mL of water to 95.27°C using a hot plate. The heated water is added to a…

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Q: التار الموضوع : EXS C5 Ha ighites inaiw aut omaticalg with aween SPark fowming cqog and water. what…

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Q: 2. A gas expands against a variable opposing pressure given by P = 10/V atm, where Vis the volume of…

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Q: A heat engine using a diatomic ideal gas goes through the following closed cycle: • Isothermal…

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Q: Which equation represents the reaction whose AH, represents the standard enthalpy of formation of…

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Q: Fint the Dro fre Go fit (11) value a at k'eq equed to 1x 104 -20 kJl mat (11) -2 kJ/mol + 20 kul mal…

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Q: Calculate the approximate enthalpy change, AHn, for the combustion of one mole of methane a shown in…

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Q: 3 g of a hydrocarbon fuel is burned in a bomb calorimeter that contains 200 grams of water initially…

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Q: I need the answer as soon as possible

A: Dear student, this question is related to organic reactions.

Q: SOLVE STEP BY STEP IN DIGITAL FORMAT ジッッ♡♡♂ 12. For N 2 (g), C p,m is about 3.5 R = 29.1 J/(molK),…

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Q: Thermal expansion (6) An aluminum tube is 30000m long at 200C. What is its length at (a) 1000C and…

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Q: & 2. Calculate the energy released, q, using the formula q = m C, AT Cp = 4.18J/gº Convert joules to…

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Q: An electric range burner weighing 677.0 grams is turned off after reaching a temperature of 481.4°C,…

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Q: (16) The constant pressure molar heat capacity of nitrogen is given by the expression: Cmp (27 +5.9…

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Q: Question 13 of 41 Using the equations - 2 Fe (s) + 3 Cl₂ (g) → 2 FeCl (s) AH = -800.0 kJ/mol Si(s) +…

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