Specific Heat of Water Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following explains why the specific heat capacity of water is important for life on Earth?

Question 2 2. Which of the following is a use for the high specific heat capacity of water?

Question 3 3. Which of the following solvents has the highest specific heat capacity?

Question 4 4. Which of the following solvents has the lowest specific heat capacity?

Question 5 5. Which of the following is the definition of specific heat capacity?

Page 2

Question 6 6. It is only considered thermal pollution if the source of water used to cool a power plant is a(n) _____ one.

Question 7 7. When human activity leads to an unnatural increase (or decrease) in the temperature of a natural body of water, it's called _____ pollution.

Question 8 8. What is the fuel used for in a power plant?

Question 9 9. Which is most likely NOT a negative impact of thermal pollution?

Question 10 10. Generally speaking, thermal pollution is bad. As the temperature of a body of water increases, lifeforms find it hard to live there. Apart from the temperature changing, the water's _____ may also change, further harming life in the area.

Page 3

Question 11 11. The enthalpy change of a reaction can be calculated using the following equation:

Question 12 12. What is the main principle of the First Law of Thermodynamics?

Question 13 13. A(n) _____ reaction absorbs heat from the surroundings, while an _____ reaction results in heat flowing out of the system.

Question 14 14. Which statement is correct about heat?

Question 15 15. _____ is a measure of the random motion of particles. _____ is the transfer of energy between two objects due to temperature difference.

Page 4

Question 16 16. Frozen water (ice) is _____ than liquid water.

Question 17 17. Water helps stabilize temperatures on Earth in what way?

Question 18 18. Coastal areas experience smaller fluctuations in temperature because of which property of water?

Question 19 19. The hydrogen bonds between water molecules are responsible for which thermal property of water?

Question 20 20. Water has a high specific heat capacity, which means what?

Page 5

Question 21 21. The average kinetic energy of a substance is termed ...

Question 22 22. Calculate the specific heat capacity of the following substance. 200 Joules are required to raise the temperature of 10 grams of the substance 10 degrees Celsius.

Question 23 23. Which of the following substances has the highest specific heat capacity?

Question 24 24. Water takes longer to boil than alcohol because water has ...

Question 25 25. The total energy contained within a substance is termed ...

Page 6

Question 26 26. The study of the relationship between chemical reactions and the exchange of heat is called _____.

Question 27 27. Which of the following is NOT a process accounted for in the enthalpy of solutions?

Question 28 28. Solve the following equation.

Question 29 29. What is the enthalpy of solution for an ideal solution?

Question 30 30. The substance that is being dissolved is called the _____.

Specific Heat of Water Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

HSC Chemistry: Exam Prep & Syllabus  /  Science Courses
Support