LY 35.) What quantity of heat is requied to raise Hhe temperatuce of E6.5g of golck from 20°C to 45°C?

Chemistry: An Atoms First Approach
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Author:Steven S. Zumdahl, Susan A. Zumdahl
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Chapter7: Chemical Energy
Section: Chapter Questions
Problem 62E: In a coffee-cup calorimeter, 1.60 g NH4NO3 is mixed with 75.0 g water at an initial temperature of...
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0:)7P 1255 of heat eneray is applied to o black of silvee weighing 24. 39, by
Ro many degcees will the temperature of the Gilver inceeasee?
q=1255 m-20.3
1255=29.3 *.2849-16-1" dT
35.) What quantity of heat is required to raise the temperature of 65.5g ot golck
from 20°C to 45°C?
9.) When Lithium Balts are heated in a flame, they emit fed liant.When copper calts.
are healed in a flome in th same manner, theyemit green light Why do we know thert
Athium sats will never omit green light, and copper salts will never emit red light?
39.) How does the
energy of a level clipend an the voalue uf n?
a principal energy
Docs a higher Valwe of nmean a higher or lower enean?
Transcribed Image Text:0:)7P 1255 of heat eneray is applied to o black of silvee weighing 24. 39, by Ro many degcees will the temperature of the Gilver inceeasee? q=1255 m-20.3 1255=29.3 *.2849-16-1" dT 35.) What quantity of heat is required to raise the temperature of 65.5g ot golck from 20°C to 45°C? 9.) When Lithium Balts are heated in a flame, they emit fed liant.When copper calts. are healed in a flome in th same manner, theyemit green light Why do we know thert Athium sats will never omit green light, and copper salts will never emit red light? 39.) How does the energy of a level clipend an the voalue uf n? a principal energy Docs a higher Valwe of nmean a higher or lower enean?
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