When. 455g of anthracene, c14h10, is combusted in a bomb calorimeter that has a water jacket containing 500 g of water, the temperature of the water increases by 8.63 c?

Question

Kristina Ibarra

Chemistry

26 January, 03:13

When. 455g of anthracene, c14h10, is combusted in a bomb calorimeter that has a water jacket containing 500 g of water, the temperature of the water increases by 8.63 c?

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Marquise George · Answer 1

Answer: Q = 500.0 x 4.18 x 8.63 = 18037 J = > 18.037 kJ moles anthracene = 0.455 g / 178.234 g/mol=0.00255 0.00255 moles give 18.037 kJ 0.00255 : 18.037 = 1 mole : x x = 7073 kJ/mol enthalpy = - 70.73 kJ/mol