Download presentation
Presentation is loading. Please wait.
1
Chapter 10/11 Practice Test
Assignment #6
12
11. What substance requires the most amount heat energy to cause 1 degree increase?
Silver Air water lead
13
12. What is specific heat? heat energy required to raise 1 kg by 10 degrees Kelvin heat energy required to raise 1 kg by 1 degree Celsius heat energy required to raise 1 g by 1 degree Kelvin
14
13. The heat energy required to raise 150. 0 ml of water from 25
13. The heat energy required to raise ml of water from 25.0 oC to 80.0 oC is 3 450 J J 40 950 J J
15
14. It takes 4500 J to raise the temp. of 0. 0100 kg of iron by 1. 0 K
14. It takes 4500 J to raise the temp. of kg of iron by 1.0 K. What is its specific heat capacity? 450 J g-1 K-1 900 J g-1 K-1 45 J g-1 K-1 90 J g-1 K-1
16
15. Which of the following reactions is endothermic?
Ice melting Water freezing Steam condensing Gas burning
17
16. If ∆H is negative, then the reaction is...
exothermic endothermic isothermic at equilibrium
18
17. What is occurring during segment DE in this graph?
Water is getting hotter Water is freezing Water is getting colder Water is boiling
19
18. If 5852J of heat is added to a 40. 5 g sample of water at 300
18. If 5852J of heat is added to a 40.5 g sample of water at K, what will its final temperature be? 340 K 325 K 330 K 335 K
20
19. The specific heat capacity of water is unusually high. As a result…
water is usually warmer than its surroundings ice is more dense than liquid water it is easy to raise the temperature of water it is difficult to raise the temperature of water
21
20. In calorimetry, the heat released by an exothermic reaction is absorbed by the
reactants surrounding water atmosphere thermometer
22
21. Water molecules are attracted to other water molecules
21. Water molecules are attracted to other water molecules. This property is called _____ cohesion adhesion universal solvent high specific heat
23
22. Is condensation endothermic or exothermic?
Both neither
24
23. Predict the strongest IMF force that would occur in O2
Dipole-Dipole Hydrogen London dispersion
25
24. Which factors are favored by a spontaneous reaction?
Increase in enthalpy and increase in entropy Increase in enthalpy and decrease in entropy Decrease in enthalpy and decrease in entropy Decrease in enthalpy and increase in entropy
26
they all would have the same boiling point
25. A solid with which type of bond would have the lowest boiling point? Metallic Covalent Ionic they all would have the same boiling point
37
11. What substance requires the most amount heat energy to cause 1 degree increase?
Silver Air water lead
38
12. What is specific heat? heat energy required to raise 1 kg by 10 degrees Kelvin heat energy required to raise 1 kg by 1 degree Celsius heat energy required to raise 1 g by 1 degree Kelvin
39
13. The heat energy required to raise 150. 0 ml of water from 25
13. The heat energy required to raise ml of water from 25.0 oC to 80.0 oC is 3 450 J J 40 950 J J
40
14. It takes 4500 J to raise the temp. of 0. 0100 kg of iron by 1. 0 K
14. It takes 4500 J to raise the temp. of kg of iron by 1.0 K. What is its specific heat capacity? 450 J g-1 K-1 900 J g-1 K-1 45 J g-1 K-1 90 J g-1 K-1
41
15. Which of the following reactions is endothermic?
Ice melting Water freezing Steam condensing Gas burning
42
16. If ∆H is negative, then the reaction is...
exothermic endothermic isothermic at equilibrium
43
17. What is occurring during segment DE in this graph?
Water is getting hotter Water is freezing Water is getting colder Water is boiling
44
18. If 5852 J of heat is added to a 40. 5 g sample of water at 300
18. If 5852 J of heat is added to a 40.5 g sample of water at K, what will its final temperature be? 340 K 325 K 330 K 335 K
45
19. The specific heat capacity of water is unusually high. As a result…
water is usually warmer than its surroundings ice is more dense than liquid water it is easy to raise the temperature of water it is difficult to raise the temperature of water
46
20. In calorimetry, the heat released by an exothermic reaction is absorbed by the
reactants surrounding water atmosphere thermometer
47
21. Water molecules are attracted to other water molecules
21. Water molecules are attracted to other water molecules. This property is called _____ cohesion adhesion universal solvent high specific heat
48
22. Is condensation endothermic or exothermic?
Both neither
49
23. Predict the strongest intermolecular force that would occur in O2
Dipole-Dipole Hydrogen London dispersion
50
24. Which factors are favored by a spontaneous reaction?
Increase in enthalpy and increase in entropy Increase in enthalpy and decrease in entropy Decrease in enthalpy and decrease in entropy Decrease in enthalpy and increase in entropy
51
they all would have the same boiling point
25. A solid with which type of bond would have the lowest boiling point? Metallic Covalent Ionic they all would have the same boiling point
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.