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Convert 7 x 10-3 Cal (dietary!) to J: ...

Convert 7 x 10-3 Cal (dietary!) to J: ...

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Energy is Derived in SI in Units of Joule 1 J = 1 Kg-m² =[m]•[v²] =[m]•[a]•[d] =[P]•[V] = [any E !] %3D %3D s2 4.184 J = 1 cal = q[1 g(H2O): 14.5 °C → 15.5 °C] %3D Dietary e nutritional Calorie is 1 Cal = 1 kcal = 1000 cal %3D Energy Required to Raise Temperature of to Light 100-W 1 g of Water by 1°C Energy Required Total Energy Used by Average U.S. Citizen in 1 Day Unit Bulb for 1 Hour joule () calorie (cal) 4.184 3.6 x 105 9.0 x 108 1.00 8.60 x 104 2.2 x 108 Calorie (Cal) 0.00100 86.0 2.2 x 105 kilowatt-hour (kWh) 1.16 X 10-6 0.100 2.50 X 102 .. Convert 1.991× 104 kJ to kcal: 101x 1 kJ 4,184 j 108 cal 1 cal x 1 kcal= 4,759 kcal 1.991.104 k) x X- .. Convert 7 × 10-3 Cal (dietary!) to J:
Transcribed Image Text:Energy is Derived in SI in Units of Joule 1 J = 1 Kg-m² =[m]•[v²] =[m]•[a]•[d] =[P]•[V] = [any E !] %3D %3D s2 4.184 J = 1 cal = q[1 g(H2O): 14.5 °C → 15.5 °C] %3D Dietary e nutritional Calorie is 1 Cal = 1 kcal = 1000 cal %3D Energy Required to Raise Temperature of to Light 100-W 1 g of Water by 1°C Energy Required Total Energy Used by Average U.S. Citizen in 1 Day Unit Bulb for 1 Hour joule () calorie (cal) 4.184 3.6 x 105 9.0 x 108 1.00 8.60 x 104 2.2 x 108 Calorie (Cal) 0.00100 86.0 2.2 x 105 kilowatt-hour (kWh) 1.16 X 10-6 0.100 2.50 X 102 .. Convert 1.991× 104 kJ to kcal: 101x 1 kJ 4,184 j 108 cal 1 cal x 1 kcal= 4,759 kcal 1.991.104 k) x X- .. Convert 7 × 10-3 Cal (dietary!) to J:
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