The heat from a candy bar's Calories can raise the temperature of a 4.50 kg bucket of water from 4°C to 68°C. How many Calories are in the candy bar?

Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter2: The First Law Of Thermodynamics
Section: Chapter Questions
Problem 2.14E: A 5-mmdiameter hailstone has a terminal velocity of10.0m/s. Assuming its mass is6.031025 kg and all...
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4 A box of Penguin Flakes CerealTM has 540 Calories. If all of these calories are used to heat up a
bathtub of water (e 1.00 cal/g C) by 10.0°C, how many kilograms of water are in the bathtub?
0.054 kilograms of watt in the bathtub
5 The heat from a candy bar's Calories can raise the temperature of a 4.50 kg bucket of water from 4°C
to 68°C. How many Calories are in the candy bar?
6. A 45.2 gram sample of an unknown metal has 25,533 Joules of heat added to it. If its temperature
changes from 4.00°C to 733°C, what is the metal's specific heat capacity?
7. (challenge problem) Gold has a specific heat of 0.129 J/g°C. A scientist has been given a 80.0
gram coin and has been told it is pure gold. When she adds 412.8 J of heat to the coin, its temperatu
rises from 72°F to 144°F. Is the coin actually made of gold?
Transcribed Image Text:wwwntro N Nearpod W Classwork fe docs google.com/document/d/1vJOAin W50HetaGTXANTIlDEKSNuYOGI6C7 P3Mo/edit New folder Genetic drift Wikip 4 Algebra Foundation. Image result Surrealam-The M. Morris-Specific Heat Practice @ View Insert Format Tools Add ons Help Accessibility Last edit - - II B IUA 100% Normal text Arial 4 A box of Penguin Flakes CerealTM has 540 Calories. If all of these calories are used to heat up a bathtub of water (e 1.00 cal/g C) by 10.0°C, how many kilograms of water are in the bathtub? 0.054 kilograms of watt in the bathtub 5 The heat from a candy bar's Calories can raise the temperature of a 4.50 kg bucket of water from 4°C to 68°C. How many Calories are in the candy bar? 6. A 45.2 gram sample of an unknown metal has 25,533 Joules of heat added to it. If its temperature changes from 4.00°C to 733°C, what is the metal's specific heat capacity? 7. (challenge problem) Gold has a specific heat of 0.129 J/g°C. A scientist has been given a 80.0 gram coin and has been told it is pure gold. When she adds 412.8 J of heat to the coin, its temperatu rises from 72°F to 144°F. Is the coin actually made of gold?
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ISBN:
9781133958437
Author:
Ball, David W. (david Warren), BAER, Tomas
Publisher:
Wadsworth Cengage Learning,