**Text Transcription:**A 53.9 g sample of polystyrene, which has a specific heat capacity of 1.880 J·g⁻¹·°C⁻¹, is put into a calorimeter (see sketch at right) that contains 200.0 g of water. The temperature of the water starts off at 25.0 °C. When the temperature of the water stops changing it's 32.0 °C. The pressure remains constant at 1 atm.Calculate the initial temperature of the polystyrene sample. Be sure your answer is rounded to the correct number of significant digits.[Input box]°C[Feedback buttons][X] [Reset Button]**Diagram Explanation:**The diagram to the right shows a simple setup of a calorimeter, which includes:- A thermometer that extends into the container for measuring temperature.- An insulated container that helps to minimize heat exchange with the environment.- Water inside the container.- A sample, depicted as a small object submerged in the water.The purpose of this setup is to measure the heat exchange between the polystyrene sample and the water.

Given,mass of polystyrene = 53.9 gspecific heat capacity of polystyrene = 1.880 J/ ( g. oC )mass of…

A 53.9 g sample of polystyrene, which has a specific heat capacity of 1.880 J-g¹oC, is put into a calorimeter (see sketch at -1 right) that contains 200.0 g of water. The temperature of the water starts off at 25.0 °C. When the temperature of the water stops changing it's 32.0 °C. The pressure remains constant at 1 atm. Calculate the initial temperature of the polystyrene sample. Be sure your answer is rounded to the correct number of significant digits. S thermometer. insulated. container water. sample a calorimeter ? M ol Ar

A 53.9 g sample of polystyrene, which has a specific heat capacity of 1.880 J-g¹oC, is put into a calorimeter (see sketch at -1 right) that contains 200.0 g of water. The temperature of the water starts off at 25.0 °C. When the temperature of the water stops changing it's 32.0 °C. The pressure remains constant at 1 atm. Calculate the initial temperature of the polystyrene sample. Be sure your answer is rounded to the correct number of significant digits. S thermometer. insulated. container water. sample a calorimeter ? M ol Ar

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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**Text Transcription:**

A 53.9 g sample of polystyrene, which has a specific heat capacity of 1.880 J·g⁻¹·°C⁻¹, is put into a calorimeter (see sketch at right) that contains 200.0 g of water. The temperature of the water starts off at 25.0 °C. When the temperature of the water stops changing it's 32.0 °C. The pressure remains constant at 1 atm.

Calculate the initial temperature of the polystyrene sample. Be sure your answer is rounded to the correct number of significant digits.

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°C

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**Diagram Explanation:**

The diagram to the right shows a simple setup of a calorimeter, which includes:

- A thermometer that extends into the container for measuring temperature.
- An insulated container that helps to minimize heat exchange with the environment.
- Water inside the container.
- A sample, depicted as a small object submerged in the water.

The purpose of this setup is to measure the heat exchange between the polystyrene sample and the water.

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