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10.0 grams of octane are burned in a bomb calorimeter containing 2.00 × 102 g H2O. How much energy, in kilocalories, is released if the water temperature increases by from 25.00…

10.0 grams of octane are burned in a bomb calorimeter containing 2.00 × 102 g H2O. How much energy, in kilocalories, is released if the water temperature increases by from 25.00…
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10.0 grams of octane are burned in a bomb calorimeter containing 2.00 × 102 g H2O. How much energy, in kilocalories, is released if the water temperature increases by from 25.00oC to 37.00oC?

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User MasterID
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1 Answer

2 votes
you wanna use q=m*C*\Delta T\;

where Delta T=T_f-T_i for m, you wanna use the mass of the water not the octane because you're measuring the temp change of the water.
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User Vegidio
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