NSCI chemistry Answer only number 3 Solve the following problem.1. What is the final temperature when the 625 g of water at 75.0°C loses 7.96 x10^4 J?2. A steel section of the Alaskan pipeline had a length of 65m and a temperature of 18 °C when itwas installed. What is its change in length when the temperature drops to a frigid of -45°C?3. A string 4 mm in diameter has original length 2 m. The string is pulled by a force of 200 N. If thefinal length of the spring is 2.02 m, determine : (a) stress (b) strain (c) Young's modulus4. A string has a diameter of 2 cm and the original length of 3 m. The string is pulled by a force of200 N. Determine the change in length of the string! Young's modulus of the string = 5 x 10^9N/m25. Eiffel tower is made up of iron and its height is roughly 300 m. During winter season (January) inFrance the temperature is 2°C and in hot summer its average temperature 25°C. Calculate thechange in height of Eiffel tower between summer and winter. The linear thermal expansioncoefficient for iron a = 10×10^6 per °C

3. Given data : Diameter (d) = 4 mm − 0.004 m Radius (r) = 2 mm = 0.002 m Area (A) = π r2 =…

Answered: 3. A string 4 mm in diameter has…

3. A string 4 mm in diameter has original length 2 m. The string is pulled by a force of 200 N. If the final length of the spring is 2.02 m, determine : (a) stress (b) strain (c) Young's modulus

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

NSCI chemistry

Answer only number 3

Solve the following problem.
1. What is the final temperature when the 625 g of water at 75.0°C loses 7.96 x10^4 J?
2. A steel section of the Alaskan pipeline had a length of 65m and a temperature of 18 °C when it
was installed. What is its change in length when the temperature drops to a frigid of -45°C?
3. A string 4 mm in diameter has original length 2 m. The string is pulled by a force of 200 N. If the
final length of the spring is 2.02 m, determine : (a) stress (b) strain (c) Young's modulus
4. A string has a diameter of 2 cm and the original length of 3 m. The string is pulled by a force of
200 N. Determine the change in length of the string! Young's modulus of the string = 5 x 10^9
N/m2
5. Eiffel tower is made up of iron and its height is roughly 300 m. During winter season (January) in
France the temperature is 2°C and in hot summer its average temperature 25°C. Calculate the
change in height of Eiffel tower between summer and winter. The linear thermal expansion
coefficient for iron a = 10×10^6 per °C

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