4. A0.200 kg sample of copper Is heated to 95.0 has an Initlal temperature of 5.0 °C. Determine the final temperature of the mixture In Fahrenhelt. 5. A1.50 x 10 g plece of aluminum Is submerged In 200.0 mL of ethylene glycol at 25.5 °C. What Is the initi temperature of the aluminum, If the mixture has a final temperature of 100.0 °C?
4. A0.200 kg sample of copper Is heated to 95.0 has an Initlal temperature of 5.0 °C. Determine the final temperature of the mixture In Fahrenhelt. 5. A1.50 x 10 g plece of aluminum Is submerged In 200.0 mL of ethylene glycol at 25.5 °C. What Is the initi temperature of the aluminum, If the mixture has a final temperature of 100.0 °C?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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I have a practice test from my teacher that I need to review with and I need help with the last 2 question 4 and 5 could someone help me
Transcribed Image Text:temperature of 10.0 °C. The metal-water combination reaches a final temperature of 18.6 °C. Belerm
volume of the metal.
4.
A 0.200 kg sample of copper Is heated to 95.0 °C. The copper Is then placed Into 400.0 ml of ethyl alcoh
has an Initlal temperature of 5.0 °C. Detemine the final temperature of the mixture In Fahrenhelt.
5. A1.50 x 10 g plece of aluminum Is submerged In 200.0 mL of ethylene glycol at 25.5 °C. What Is the initi
temperature of the aluminum, If the mixture has a final temperature of 100.0 °C?
Formulas and Constants:
T T,-273.15
Tx T + 273.15
SPECIFIC HEAT
DENSIT
SUBSTANCE
CAPACITY (J/kg C)
(g/ml)
Water
4.18 x 10
1.0
T (T,-32) - 1.8
T, = 1.8T, + 32
2.46 x 10
Ethyl Alcohol
Ethylene Glycol
0.789
2.2 x 10
111
Q = mcAT = mo(T,- T,)
Ice
2.1 x 10
0.92
Aluminum
9.2x10-
2.70
Glass
8.4 x 10
2.70
Q-eleassd + Qaberbed = 0
4.5 x 10
Iron
7.87
Copper
Silver
3.8x 10
10.0
2.4 x 10
10.5
D
Lead
1.3x 10-
113
1°C M
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