1. Chapter 2 - Chemistry Comes Alive
Matter and Energy
Chemical Reactions
Atoms
Molecules
Biochemistry
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FINAL ROUND

2. Matter and Energy: $100 Question
All of the following are states of matter except ______.
a. energy
b. liquid
c. gas
d. solid
ANSWER
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3. Matter and Energy: $100 Answer
All of the following are states of matter except ______.
a. energy
b. liquid
c. gas
d. solid
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4. Matter and Energy: $200 Question
Substances that cannot be broken down into simpler substances are defined as ________.
a. matter
b. compounds
c. elements
d. protons
ANSWER
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5. Matter and Energy: $200 Answer
Substances that cannot be broken down into simpler substances are defined as ________.
a. matter
b. compounds
c. elements
d. protons
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6. Matter and Energy: $300 Question
Energy in action is defined as _______ energy.
a. chemical
b. kinetic
c. potential
d. ATP
ANSWER
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7. Matter and Energy: $300 Answer
Energy in action is defined as _______ energy.
a. chemical
b. kinetic
c. potential
d. ATP
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8. Matter and Energy: $400 Question
When you row a boat, your arms provide which type of energy?
a. Chemical
b. Potential
c. Mechanical
d. Electrical
ANSWER
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9. Matter and Energy: $400 Answer
When you row a boat, your arms provide which type of energy?
a. Chemical
b. Potential
c. Mechanical
d. Electrical
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10. Matter and Energy: $500 Question
When energy is converted from one form to another, some of the original energy is “lost” as ________.
a. heat
b. water
c. mechanical energy
d. electrons
ANSWER
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11. Matter and Energy: $500 Answer
When energy is converted from one form to another, some of the original energy is “lost” as ________.
a. heat
b. water
c. mechanical energy
d. electrons
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12. C is the chemical symbol for which element?
Atoms: $100 Question
C is the chemical symbol for which element?
a. Calcium
b. Carbon
c. Sodium
d. Potassium
ANSWER
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13. C is the chemical symbol for which element?
Atoms: $100 Answer
C is the chemical symbol for which element?
a. Calcium
b. Carbon
c. Sodium
d. Potassium
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14. The atomic number is always equal to the number of _______ in an atom.
Atoms: $200 Question
The atomic number is always equal to the number of _______ in an atom.
a. protons
b. electrons
c. neutrons
d. protons and neutrons
ANSWER
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15. The atomic number is always equal to the number of _______ in an atom.
Atoms: $200 Answer
The atomic number is always equal to the number of _______ in an atom.
a. protons
b. electrons
c. neutrons
d. protons and neutrons
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16. Atoms: $300 Question
Isotopes have the same number of _______ but differ in the number of ________.
a. protons; electrons
b. protons; neutrons
c. electrons; neutrons
d. neutrons; protons
ANSWER
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17. Atoms: $300 Answer
Isotopes have the same number of _______ but differ in the number of ________.
a. protons; electrons
b. protons; neutrons
c. electrons; neutrons
d. neutrons; protons
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18. d. It varies from atom to atom.
Atoms: $400 Question
If an atom gains an electron, the resulting charge of that atom is more _________.
a. positive
b. negative
c. neutral
d. It varies from atom to atom.
ANSWER
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19. d. It varies from atom to atom.
Atoms: $400 Answer
If an atom gains an electron, the resulting charge of that atom is more _________.
a. positive
b. negative
c. neutral
d. It varies from atom to atom.
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20. Atoms: $500 Question
If the atomic number of Ca2+ is 20 and the mass number is 22, how many electrons does Ca2+ have?
a. 18
b. 20
c. 22
d. 24
ANSWER
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21. Atoms: $500 Answer
If the atomic number of Ca2+ is 20 and the mass number is 22, how many electrons does Ca2+ have?
a. 18
b. 20
c. 22
d. 24
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22. Which of the following is not a compound?
Molecules: $100 Question
Which of the following is not a compound?
a. H2O
b. NaCl
c. O2
d. C6H12O6
ANSWER
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23. Which of the following is not a compound?
Molecules: $100 Answer
Which of the following is not a compound?
a. H2O
b. NaCl
c. O2
d. C6H12O6
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24. Molecules: $200 Question
The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?
a. 2
b. 2, 8
c. 2, 8, 7
d. 2, 8, 8
ANSWER
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25. Molecules: $200 Answer
The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?
a. 2
b. 2, 8
c. 2, 8, 7
d. 2, 8, 8
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26. An ionic bond is formed between _______.
Molecules: $300 Question
An ionic bond is formed between _______.
a. two inert atoms
b. two cations
c. two anions
d. a cation and an anion
ANSWER
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27. An ionic bond is formed between _______.
Molecules: $300 Answer
An ionic bond is formed between _______.
a. two inert atoms
b. two cations
c. two anions
d. a cation and an anion
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28. Molecules: $400 Question
Which type of bond is formed when electrons are shared unequally between atoms?
a. Polar covalent
b. Nonpolar covalent
c. Ionic
d. Hydrogen
ANSWER
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29. Molecules: $400 Answer
Which type of bond is formed when electrons are shared unequally between atoms?
a. Polar covalent
b. Nonpolar covalent
c. Ionic
d. Hydrogen
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30. Which of the following statements is true of solvents?
Molecules: $500 Question
Which of the following statements is true of solvents?
a. They are usually solids.
b. They are present in smaller amounts in a solution.
c. Water is the main solvent in the body.
d. They are tiny particles.
ANSWER
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31. Which of the following statements is true of solvents?
Molecules: $500 Answer
Which of the following statements is true of solvents?
a. They are usually solids.
b. They are present in smaller amounts in a solution.
c. Water is the main solvent in the body.
d. They are tiny particles.
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32. Chemical Reactions: $100 Question
Building muscle tissue is an example of which type of reaction?
a. Synthesis
b. Exchange
c. Decomposition
d. Catabolic
ANSWER
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33. Chemical Reactions: $100 Answer
Building muscle tissue is an example of which type of reaction?
a. Synthesis
b. Exchange
c. Decomposition
d. Catabolic
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34. Chemical Reactions: $200 Question
All of the following affect the rate of a reaction except __________.
a. temperature
b. the concentration of reactants
c. particle size
d. the type of bonds present
ANSWER
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35. Chemical Reactions: $200 Answer
All of the following affect the rate of a reaction except __________.
a. temperature
b. the concentration of reactants
c. particle size
d. the type of bonds present
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36. Chemical Reactions: $300 Question
Which reaction releases energy?
a. Anabolic
b. Endergonic
c. Exergonic
d. Synthesis
ANSWER
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37. Chemical Reactions: $300 Answer
Which reaction releases energy?
a. Anabolic
b. Endergonic
c. Exergonic
d. Synthesis
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38. Chemical Reactions: $400 Question
Bonds are broken during which type of reaction?
a. Catabolic
b. Anabolic
c. Synthesis
d. Endergonic
ANSWER
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39. Chemical Reactions: $400 Answer
Bonds are broken during which type of reaction?
a. Catabolic
b. Anabolic
c. Synthesis
d. Endergonic
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40. Chemical Reactions: $500 Question
An enzyme is an example of a _________.
a. reactant
b. solute
c. catalyst
d. reaction
ANSWER
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41. Chemical Reactions: $500 Answer
An enzyme is an example of a _________.
a. reactant
b. solute
c. catalyst
d. reaction
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42. Biochemistry: $100 Question
Which of the following is not an inorganic compound?
a. A salt
b. Water
c. An acid
d. An enzyme
ANSWER
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43. Biochemistry: $100 Answer
Which of the following is not an inorganic compound?
a. A salt
b. Water
c. An acid
d. An enzyme
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44. Biochemistry: $200 Question
Which of the following is not a function of water?
a. Body temperature regulation
b. Source of electrolytes
c. Universal solvent
d. Protection from mechanical damage
ANSWER
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45. Biochemistry: $200 Answer
Which of the following is not a function of water?
a. Body temperature regulation
b. Source of electrolytes
c. Universal solvent
d. Protection from mechanical damage
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46. Biochemistry: $300 Question
A substance that dissociates into cations and hydroxyl ions is __________.
a. an acid
b. a base
c. a salt
d. water
ANSWER
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47. Biochemistry: $300 Answer
A substance that dissociates into cations and hydroxyl ions is __________.
a. an acid
b. a base
c. a salt
d. water
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48. Biochemistry: $400 Question
A steroid is an example of _________.
a. an inorganic compound
b. a lipid
c. a protein
d. a sugar
ANSWER
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49. Biochemistry: $400 Answer
A steroid is an example of _________.
a. an inorganic compound
b. a lipid
c. a protein
d. a sugar
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50. Biochemistry: $500 Question
Which pH indicates a weak base?
a. 2.0
b. 6.8
c. 7.4 d
ANSWER
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51. Biochemistry: $500 Answer
Which pH indicates a weak base?
a. 2.0
b. 6.8
c. 7.4 d
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52. Which substance is used directly by the cell for energy?
FINAL ROUND Question
Which substance is used directly by the cell for energy?
a. Glucose
b. Fat
c. Protein
d. ATP
ANSWER
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53. Which substance is used directly by the cell for energy?
FINAL ROUND Answer
Which substance is used directly by the cell for energy?
a. Glucose
b. Fat
c. Protein
d. ATP
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