A quantity of  3.30  ×  102 mL of 0.600 M   HNO3  is mixed with  3.30  ×  102 mL of 0.300 M   Ba(OH)2  in a constant-pressure calorimeter of negligible heat capacity. The initial temperature of both solutions is the same at  18.46 ° C.  The heat of neutralization when 1.00 mol of  HNO3  reacts with  0.500 mol   Ba(OH)2  is  −56.2 kJ/mol.  Assume that the densities and specific heats of the solution are the same as for water ( 1.00 g/mL  and  4.184 J/g  ·   ° C,  respectively). What is the final temperature of the solution?

Q: In a constant‑pressure calorimeter, 65.0 mL of 0.350 M Ba(OH)2 was added to 65.0 mL of 0.700 M HCl.…

A: Given:65.0 mL of 0.350 M Ba(OH)265.0 mL of 0.700 M HCl.Ba(OH)2 + 2 HCl → BaCl2 + 2 H2O

Q: The mixture of 44.0 mL of 0.280 M barium hydroxide and 44.0 mL of 0.300 M hydrobromic acid results…

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Q: In a constant‑pressure calorimeter, 50.0 mL of 0.310 M Ba(OH)2 was added to 50.0 mL of 0.620 M HCl.…

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Q: A generic solid, X, has a molar mass of 78.7 g/mol. In a constant-pressure calorimeter, 21.2 g of X…

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Q: What is the enthalpy of formation of the reactants? Enh = 2 ( -268.8 ) + 25 ( 0 ) =

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Q: 25.0 mL of 1.00 M HCl at 23.5oC react with 25.0 mL 1.00 M NaOH in a styrofoam calorimeter whose…

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Q: In a constant‑pressure calorimeter, 70.0 mL of 0.350 M Ba(OH)2 was added to 70.0 mL of 0.700 M HCl.…

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A: Dear student this question is related to enthalpy change.

Q: A generic solid, X, has a molar mass of 69.9 g/mol. In a constant-pressure calorimeter, 47.9 g of X…

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Q: The enthalpy of neutralization of a newly discovered compound, J(OH)3, was determined using a…

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Q: In a constant‑pressure calorimeter, 60.0 mL of 0.310 M Ba(OH)2 was added to 60.0 mL of 0.620 M HCl.…

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Q: A quantity of 2.00 ×102 mL of 0.715 M HCl is mixed with 2.00 × 102 mL of 0.358 M Ba(OH)2 in a…

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Q: A chemist measures the enthalpy change AH during the following reaction: 2 Al(OH);(s)→Al,03(s) + 3…

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Q: You place 32.3 ml of 0.134 M Ba(OH), in a coffee-cup calorimeter at 25.00°C and add 60.6 ml of 0.433…

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