A cube of ice is taken from the freezer at ?8.5°C and

Chapter 21, Problem 25P

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QUESTION:

Problem 25P

A cube of ice is taken from the freezer at −8.5°C and placed in a 95-g aluminum calorimeter filled with 310 g of water at room temperature of 20.0°C. The final situation is observed to be all water at 17.0°C. What was the mass of the ice cube?

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QUESTION:

Problem 25P

A cube of ice is taken from the freezer at −8.5°C and placed in a 95-g aluminum calorimeter filled with 310 g of water at room temperature of 20.0°C. The final situation is observed to be all water at 17.0°C. What was the mass of the ice cube?

ANSWER:

Solution(a).The oscillating mass is in simple harmonic motion. The position of the oscillating mass isgiven by (t) = (0.10 rad) cos(5.0 t), where t is in seconds.Compare this eq

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