Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Exergonic Reaction
The term exergonic is derived from the Greek word in which ‘ergon’ means work and exergonic means ‘work outside’. Exergonic reactions releases work energy. Exergonic reactions are different from exothermic reactions, the one that releases only heat energ…
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1. 2090 J of heat energy are removed from 40 g of a silvery metal at 81.7°C. The temperature falls toʻ30°C. According to the chart below, which metal would it most likely be? Show your work for full credit. Q= -2090 m= 40 - :81.7-30=517°c Metal Specific Heat Aluminum 0.90 J/g°C Magnesium 1.01 J/g°C Silver 0.234 J/g°C AT: Tin 0.220 J/g°C Zinc 0.386 J/g°C
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Transcribed Image Text:1. 2090 J of heat energy are removed from 40 g of a silvery metal at 81.7°C. The temperature falls toʻ30°C. According to the chart below, which metal would it most likely be? Show your work for full credit. Q= -2090 m= 40 - :81.7-30=517°c Metal Specific Heat Aluminum 0.90 J/g°C Magnesium 1.01 J/g°C Silver 0.234 J/g°C AT: Tin 0.220 J/g°C Zinc 0.386 J/g°C
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