When 0.187 g of benzene, C6H6, is burned in a bomb calorimeter, the temperature of both the water and the calorimeter rises by 4.53 ∘C.
Assuming that the bath contains 250.0 g of water and that the heat capacity for the calorimeter is 525 J/∘C , calculate the combustion energy (ΔE) for benzene in kilojoules per gram.
When 0.187 g of benzene, C6H6, is burned in a bomb calorimeter, the temperature of both the water and the calorimeter r...
When 0.187 g of toluene, C7H8, is burned in a bomb calorimeter, the temperature of both the water and the calorimeter rises by 4.83 ∘C. Assuming that the bath contains 250.0 g of water and that the heat capacity for the calorimeter is 525 J/∘C, calculate the combustion energy (ΔE) for toluene in kilojoules per gram.
A 1.20-g sample of maleic acid (C4H4O4) is burned in a bomb calorimeter and the temperature increases from 24.70 °C to 27.41 °C. The calorimeter contains 1000 g of water and the bomb has a heat capacity of 839 J/°C. The heat capacity of water is 4.184 J g-1°C-1. Based on this experiment, calculate ΔE for the combustion reaction per mole of maleic acid burned.
When a 3.08 g sample of liquid octane (C8H18) is burned in a bomb calorimeter, the temperature of the calorimeter rises by 26.9 oC. The heat capacity of the calorimeter, measured in a separate experiment, is 6.22 kJ/∘C . The calorimeter also contains 3.00 kg of water, specific heat capacity of 4.18 J/g°C. Determine the heat of combustion of octane in units of kJ/mol octane.
When a 3.80-g sample of liquid octane (C8H18) is burned in a bomb calorimeter, the temperature of the calorimeter rises by 26.5 ∘C. The heat capacity of the calorimeter, measured in a separate experiment, is 6.21 kJ/∘C . You may want to reference (Page 265) Section 6.5 while completing this problem. Part A Determine ΔE for octane combustion in units of kJ/mol octane. Express your answer using three significant figures.
A 0.559-g sample of 9,10-anthracenedione (C14H302) is burned in a bomb calorimeter and the temperature increases from 24.50 °C to 27.50 °C The calorimeter contains 1.15x10g of water and the bomb has a heat capacity of 876J/°C. Based on this experiment, calculate AE for the combustion reaction per mole of 9,10-anthracenedione burned (kJ/mol). C14H2O2() + 15 O2(g)— 14 CO2(g) + 4H2O(1) E k J/mol
Biphenyl (C12H10) is burned in a bomb calorimeter (heat capacity C = 5.86 kJ/˚C). The temperature rises from 25.8˚C to 29.4˚C when a 0.514 gram biphenyl sample is consumed. What is ΔE for this reaction?
A 1.25-g sample of a compound is burned in a bomb calorimeter, producing a temperature change from 20.23 °C to 27.65 °C. The heat capacity of the calorimeter is determined to be 5.81 kJ/°C. What is ΔE (aka s ΔU, in kJ/g) for the combustion of this compound? Enter your answer as an integer.
A 0.375-g sample of 2-naphthylacetic acid (C12H1002) is burned in a bomb calorimeter and the temperature increases from 25.80 °C to 28.00 °C. The calorimeter contains 1.06x103 g of water and the bomb has a heat capacity of 903 J/°C. Based on this experiment, calculate AE for the combustion reaction per mole of 2-naphthylacetic acid burned (kJ/mol). C12H1002()+27/2 O2(g) —>12 CO2(g) +5 H2O(1) AE = kJ/mol
When 0.605 g of biphenyl (C12H10) undergoes combustion in a bomb calorimeter, the temperature rises from 26.8 ∘C to 29.6 ∘C. Part A Find ΔErxn for the combustion of biphenyl. The heat capacity of the bomb calorimeter, determined in a separate experiment, is 5.86 kJ/∘C. Express the energy in kilojoules per mole to three significant figures.
A 2.92−g peanut is burned in a bomb calorimeter containing 1,301 g of water. The temperature of the water increases from 20.09 ° C to 30.06 ° C. Calculate the energy released per gram of peanut. (The specific heat of water is 1.000 cal/g · ° C.)