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19, Consider the following information about the combustion of octane (CaHis), the principle component of gasoline. 2C8HI8()+25O2(g) 16CO2(g) + 18H20() AH -1080 k If 1.14 g of octane are burned in a calorimeter surrounded by 1.0 kg of water, what is the temperature change of the water? The specific heat of water is 4.184 J/g°C. a. 1.3°C b. 2.6°C c. -1.3°C d. -2.6°C

19, Consider the following information about the combustion of octane (CaHis), the principle component of gasoline. 2C8HI8()+25O2(g) 16CO2(g) + 18H20() AH -1080 k If 1.14 g of octane are burned in a calorimeter surrounded by 1.0 kg of water, what is the temperature change of the water? The specific heat of water is 4.184 J/g°C. a. 1.3°C b. 2.6°C c. -1.3°C d. -2.6°C

Chemistry: Matter and Change
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter15: Energy And Chemical Change
Section: Chapter Questions
Problem 78A: Alloys When a 58.8-g piece of hot alloy is placed in125 g of cold water in a calorimeter, the...
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19, Consider the following information about the combustion of octane (CaHis), the principle component of gasoline. 2C8HI8()+25O2(g) 16CO2(g) + 18H20() AH -1080 k If 1.14 g of octane are burned in a calorimeter surrounded by 1.0 kg of water, what is the temperature change of the water? The specific heat of water is 4.184 J/g°C. a. 1.3°C b. 2.6°C c. -1.3°C d. -2.6°C
Transcribed Image Text:19, Consider the following information about the combustion of octane (CaHis), the principle component of gasoline. 2C8HI8()+25O2(g) 16CO2(g) + 18H20() AH -1080 k If 1.14 g of octane are burned in a calorimeter surrounded by 1.0 kg of water, what is the temperature change of the water? The specific heat of water is 4.184 J/g°C. a. 1.3°C b. 2.6°C c. -1.3°C d. -2.6°C
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