### Heat Capacity and Temperature Change**(a) What is the molar heat capacity of liquid water?**- **Answer:** 75 J/mol °C **(b) What is the heat capacity of 8.75 mol of liquid water?**- **Answer:** 38.6 J/°C **(c) How many kJ of heat are needed to raise the temperature of 5.47 kg of water from 42.6 °C to 68.3 °C?**- **Answer:** (Answer area left blank)### Explanation and CalculationTo calculate heat required or heat capacity, the following formula is typically used:\[ q = m \cdot c \cdot \Delta T \]Where:- \( q \) is the heat energy transferred (in joules or kilojoules).- \( m \) is the mass (in kilograms or moles).- \( c \) is the specific heat capacity or molar heat capacity (in J/kg°C or J/mol°C).- \( \Delta T \) is the change in temperature (in °C).This educational illustration asks questions to aid understanding of calculating heat capacity and energy needed for temperature changes in the context of liquid water.

Answered: Image /qna-images/answer/734feb1e-ab29-47df-a064-69807fecf9fc.jpg

(a) What is the molar heat capacity of liquid water? J/mol °C 75 (b) What is the heat capacity of 8.75 mol of liquid water? 36.6 ]₁/°C (c) How many kJ of heat are needed to raise the temperature of 5.47 kg of water from 42.6 °C to 68.3 °C? kJ

(a) What is the molar heat capacity of liquid water? J/mol °C 75 (b) What is the heat capacity of 8.75 mol of liquid water? 36.6 ]₁/°C (c) How many kJ of heat are needed to raise the temperature of 5.47 kg of water from 42.6 °C to 68.3 °C? kJ

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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