PART 1: A block of an unknown metal is heated to 100°C. It is then placed in a cup of cool water. As a result, the metal will cool and the water will heat up until thermal equilibrium is reached. Go to each Trial section and take measurements the water temperature before the metal is put in the water (Twater,i) and after thermal equilibrium is reached (Tequilibrium). You will also need to determine your temperature reading uncertainty (T). Use those measurements and the data provided to fill in the tables below. Assume the water & metal are a closed system. T is temperature uncertainty, mis mass uncertainty, & is specific heat uncertainty for the metal. The values in this table are the same for all trials in Part 1. Tmetal,i (°C) 100 Cwater mcup (3/kg-K) (9) 4186 36 Trial water+cup (9) 241.9 167.9 153.1 1 2 3 mmetal (9) 267.2 max average Cmetal= min average Cmetal= om (9) 0.1 OT (K) water Twater, Tequilibrium ATwater (9) (°C) (°C) (K) AT metal (K) Cmetal (J/kg-K) oc (J/kg-K) do 2 OT Cmetal ATwater Determine your average value for Cmetal & as well as the range (the range is based on the average & the uncertainty). Ideally, the specific heat values you calculated in each trial will fall within the range below. J/kg-K average Cmetal J/kg-Kt J/kg-K J/kg-K

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This lab has two goals: (1) to determine the specific heat of an unknown metal, (2) to determine the latent heat of fusion for H2O.

Specific heat of metal-Trial 1
These thermometers measures temperature in "C.
Twater
Tequilibrium
40
30
20
10
40
30
20
10
Specific heat of metal-Trial 2
These thermometers measures temperature in "C.
Tunter
Tunter!
40
30
40
20
30
10
20
10
Tequilibrium
40
30
Specific heat of metal-Trial 3
These thermometers measures temperature in "C.
20
10
للتسلسليل...السلسل
40
equilibrium
30
20
www.lumtumbmmluntu
10
duuluntulu
Transcribed Image Text:Specific heat of metal-Trial 1 These thermometers measures temperature in "C. Twater Tequilibrium 40 30 20 10 40 30 20 10 Specific heat of metal-Trial 2 These thermometers measures temperature in "C. Tunter Tunter! 40 30 40 20 30 10 20 10 Tequilibrium 40 30 Specific heat of metal-Trial 3 These thermometers measures temperature in "C. 20 10 للتسلسليل...السلسل 40 equilibrium 30 20 www.lumtumbmmluntu 10 duuluntulu
PART 1: A block of an unknown metal is heated to 100°C. It is then placed in a cup of cool water. As a result, the metal will cool and the water will heat up until thermal equilibrium is reached. Go to each Trial section and take measurements of
the water temperature before the metal is put in the water (Twater,i) and after thermal equilibrium is reached (Tequilibrium). You will also need to determine your temperature reading uncertainty (T). Use those measurements and the data
provided to fill in the tables below. Assume the water & metal are a closed system. T is temperature uncertainty, mis mass uncertainty, & is specific heat uncertainty for the metal.
The values in this table are the same for all trials in Part 1.
Cwater mcup
(3/kg-K) (g)
4186
mmetal
(9)
metal,i
(°C)
36
267.2
100
Trial water+cup
(g)
241.9
1
2
3
167.9
153.1
water
(9)
Twater,i Tequilibrium
(°C)
(°C)
om
(9)
0.1
J/kg-K
J/kg-K
OT
(K)
Atwater
(K)
AT metal
(K)
Cmetal
(J/kg-K)
oc
(J/kg-K)
2 OT Cmetal
Determine your average value for Cmetal & as well as the range (the range is based on the average & the uncertainty). Ideally, the specific heat values you calculated in each trial will fall within the range below.
J/kg-K
average Cmetal
J/kg-Kt
max average Cmetal
min average Cmetal=
%c AT water
Transcribed Image Text:PART 1: A block of an unknown metal is heated to 100°C. It is then placed in a cup of cool water. As a result, the metal will cool and the water will heat up until thermal equilibrium is reached. Go to each Trial section and take measurements of the water temperature before the metal is put in the water (Twater,i) and after thermal equilibrium is reached (Tequilibrium). You will also need to determine your temperature reading uncertainty (T). Use those measurements and the data provided to fill in the tables below. Assume the water & metal are a closed system. T is temperature uncertainty, mis mass uncertainty, & is specific heat uncertainty for the metal. The values in this table are the same for all trials in Part 1. Cwater mcup (3/kg-K) (g) 4186 mmetal (9) metal,i (°C) 36 267.2 100 Trial water+cup (g) 241.9 1 2 3 167.9 153.1 water (9) Twater,i Tequilibrium (°C) (°C) om (9) 0.1 J/kg-K J/kg-K OT (K) Atwater (K) AT metal (K) Cmetal (J/kg-K) oc (J/kg-K) 2 OT Cmetal Determine your average value for Cmetal & as well as the range (the range is based on the average & the uncertainty). Ideally, the specific heat values you calculated in each trial will fall within the range below. J/kg-K average Cmetal J/kg-Kt max average Cmetal min average Cmetal= %c AT water
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