The Chemical Basis of Life
Basic
Chemistry
Chemical
Reactions
Acids
and
Bases
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Organic
Chemistry
Grab
Bag
FINAL ROUND
Basic Chemistry:
$100 Question
These subatomic particles account for
most of the mass of an atom:
a. protons and neutrons
b. protons and electrons
c. protons only
d. electrons only
ANSWER
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Basic Chemistry:
$100 Answer
These subatomic particles account for
most of the mass of an atom:
a. protons and neutrons
b. protons and electrons
c. protons only
d. electrons only
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Basic Chemistry:
$200 Question
This best describes the atomic number:
a. the number of protons
b. the number of electrons
c. it is unique for each element
d. all of these
e. b and c only
ANSWER
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Basic Chemistry:
$200 Answer
This best describes the atomic number:
a. the number of protons
b. the number of electrons
c. it is unique for each element
d. all of these
e. b and c only
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Basic Chemistry:
$300 Question
Na+ (sodium ion) is a cation because of
this:
a. it has gained an electron
b. it has lost a proton
c. it is negatively charged
d. it is positively charged
ANSWER
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Basic Chemistry:
$300 Answer
Na+ (sodium ion) is a cation because of
this:
a. it has gained an electron
b. it has lost a proton
c. it is negatively charged
d. it is positively charged
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Basic Chemistry:
$400 Question
These substances are important for their
chemical reactivity, effects on osmosis
and, electrical effects:
a. free radicals
b. electrolytes
c. isotopes
d. isomers
ANSWER
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Basic Chemistry:
$400 Answer
These substances are important for their
chemical reactivity, effects on osmosis
and, electrical effects:
a. free radicals
b. electrolytes
c. isotopes
d. isomers
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Basic Chemistry:
$500 Question
This kind of bonding, though quite weak,
causes large molecules to fold into three
dimensional shape:
a. polar covalent
b. non polar covalent
c. ionic bond
d. hydrogen bond
ANSWER
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Basic Chemistry:
$500 Answer
This kind of bonding, though quite weak,
causes large molecules to fold into three
dimensional shape:
a. polar covalent
b. non polar covalent
c. ionic bond
d. hydrogen bond
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Chemical Reactions:
$100 Question
Given the following:
CO2 + H2O
H+ + HCO3-
These are the products of this
reaction:
a. CO2 + H2O
b. H+
c. H2O + HCO3-
d. H+ + HCO3-
ANSWER
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Chemical Reactions:
$100 Answer
Given the following:
CO2 + H2O
H+ + HCO3-
These are the products of this
reaction:
a. CO2 + H2O
b. H+
c. H2O + HCO3-
d. H+ + HCO3-
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Chemical Reactions:
$200 Question
This kind of reaction occurs when a large
molecule, such as starch, is broken down
into smaller ones, such as glucose:
a. synthesis
b. decomposition
c. dehydration
d. reversible
ANSWER
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Chemical Reactions:
$200 Answer
This kind of reaction occurs when a large
molecule, such as starch, is broken down
into smaller ones, such as glucose:
a. synthesis
b. decomposition
c. dehydration
d. reversible
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Chemical Reactions:
$300 Question
The minimal energy needed to start a
chemical reaction is known as this:
a. activation energy
b. mechanical energy
c. chemical energy
d. potential energy
ANSWER
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Chemical Reactions:
$300 Answer
The minimal energy needed to start a
chemical reaction is known as this:
a. activation energy
b. mechanical energy
c. chemical energy
d. potential energy
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Chemical Reactions:
$400 Question
The energy released by the breakdown of
this molecule is used by cells for muscle
contraction:
a. adenosine diphosphate
b. adenosine triphosphate
c. cyclic adenosine monophosphate
d. guanosine triphosphate
ANSWER
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Chemical Reactions:
$400 Answer
The energy released by the breakdown of
this molecule is used by cells for muscle
contraction:
a. adenosine diphosphate
b. adenosine triphosphate
c. cyclic adenosine monophosphate
d. guanosine triphosphate
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Chemical Reactions:
$500 Question
Substances that speed up the rate of a
chemical reaction without being changed
by that reaction are this:
a. reactants
b. products
c. catalysts
d. buffers
ANSWER
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Chemical Reactions:
$500 Answer
Substances that speed up the rate of a
chemical reaction without being changed
by that reaction are this:
a. reactants
b. products
c. catalysts
d. buffers
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Acids and Bases
$100 Question
Substances that accept H+ are known as
this:
a. bases
b. acids
c. buffers
d. salts
ANSWER
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Acids and Bases
$100 Answer
Substances that accept H+ are known as
this:
a. bases
b. acids
c. buffers
d. salts
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Acids and Bases
$200 Question
These substances completely dissociate
into water and release all of their H+:
a. weak acid
b. weak base
c. strong acid
d. strong base
ANSWER
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Acids and Bases
$200 Answer
These substances completely dissociate
into water and release all of their H+:
a. weak acid
b. weak base
c. strong acid
d. strong base
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Acids and Bases
$300 Question
Oven cleaner, which has a pH of 14, is
____ and contains ____ OH- than a
neutral solution:
a. basic, more
b. basic, less
c. acid, less
d. acid, more
ANSWER
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Acids and Bases
$300 Answer
Oven cleaner, which has a pH of 14, is
____ and contains ____ OH- than a
neutral solution:
a. basic, more
b. basic, less
c. acid, less
d. acid, more
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Acids and Bases
$400 Question
The function of a buffer is to do this:
a. slow down chemical reactions
b. speed up chemical reactions
c. decrease pH of solutions
d. maintain a steady pH
ANSWER
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Acids and Bases
$400 Answer
The function of a buffer is to do this:
a. slow down chemical reactions
b. speed up chemical reactions
c. decrease pH of solutions
d. maintain a steady pH
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Acids and Bases
$500 Question
This occurs when an excess of H+ are
added to a solution:
a. pH decreases, acidity decreases
b. pH decreases, acidity increases
c. pH increases, acidity decreases
d. pH increases, acidity increases
ANSWER
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Acids and Bases
$500 Answer
This occurs when an excess of H+ are
added to a solution:
a. pH decreases, acidity decreases
b. pH decreases, acidity increases
c. pH increases, acidity decreases
d. pH increases, acidity increases
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Organic Chemistry:
$100 Question
In humans, this polysaccharide is used for
energy storage:
a. sucrose
b. cellulose
c. starch
d. glycogen
e. glucose
ANSWER
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Organic Chemistry:
$100 Answer
In humans, this polysaccharide is used for
energy storage:
a. sucrose
b. cellulose
c. starch
d. glycogen
e. glucose
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Organic Chemistry:
$200 Question
This is not an example of a steroid:
a. cholesterol
b. triglycerides
c. bile salts
d. progesterone
ANSWER
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Organic Chemistry:
$200 Answer
This is not an example of a steroid:
a. cholesterol
b. triglycerides
c. bile salts
d. progesterone
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Organic Chemistry:
$300 Question
This structure of a protein comes from the
further bending and folding of pleated
sheets and helices:
a. primary
b. secondary
c. tertiary
d. quaternary
ANSWER
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Organic Chemistry:
$300 Answer
This structure of a protein comes from the
further bending and folding of pleated
sheets and helices:
a. primary
b. secondary
c. tertiary
d. quaternary
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Organic Chemistry:
$400 Question
DNA contains the complementary base
pairs: cytosine-guanine
adenine-uracil
True/False
ANSWER
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Organic Chemistry:
$400 Answer
DNA contains the complementary base
pairs: cytosine-guanine
adenine-uracil
True/False
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Organic Chemistry:
$500 Question
The following statement can be said about
enzymes:
a. lowers activation energy of reactions
b. regulates chemical activities in the
body
c. 3D shape is essential for normal
function
d. all of these
e. b and c only
ANSWER
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Organic Chemistry:
$500 Answer
The following statement can be said about
enzymes:
a. lowers activation energy of reactions
b. regulates chemical activities in the
body
c. 3D shape is essential for normal
function
d. all of these
e. b and c only
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Grab Bag:
$100 Question
The proteins found in the blood are this:
a. solutes
b. solvents
c. colloid
d. suspension
ANSWER
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Grab Bag:
$100 Answer
The proteins found in the blood are this:
a. solutes
b. solvents
c. colloid
d. suspension
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Grab Bag:
$200 Question
Water dissolves a broad range of
substances, is cohesive because of
hydrogen bonding and provides lubrication
to membranes in the body.
True/False
ANSWER
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Grab Bag:
$200 Answer
Water dissolves a broad range of
substances, is cohesive because of
hydrogen bonding and provides lubrication
to membranes in the body.
True/False
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Grab Bag:
$300 Question
This occurs when the cations and anions
are attracted to the positive and negative
ends of water molecules:
a. ionic bonding
b. dissociation
c. covalent bonding
d. hydrogen bonding
ANSWER
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Grab Bag:
$300 Answer
This occurs when the cations and anions
are attracted to the positive and negative
ends of water molecules:
a. ionic bonding
b. dissociation
c. covalent bonding
d. hydrogen bonding
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Grab Bag:
$400 Question
A nonpolar covalent bond occurs when
this happens:
a. an atom loses it electron
completely
b. one atom attracts the shared
electron more than the other
c. atoms attract electrons equally
d. two water molecules are
attracted to each other
ANSWER
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Grab Bag:
$400 Answer
A nonpolar covalent bond occurs when
this happens:
a. an atom loses it electron
completely
b. one atom attracts the shared
electron more than the other
c. atoms attract electrons equally
d. two water molecules are
attracted to each other
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Grab Bag:
$500 Question
This polysaccharide provides humans with
dietary fiber or bulk:
a. starch
b. cellulose
c. glycogen
d. lactose
ANSWER
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Grab Bag:
$500 Answer
This polysaccharide provides humans with
dietary fiber or bulk:
a. starch
b. cellulose
c. glycogen
d. lactose
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FINAL ROUND Question
Sodium chloride (NaCl) is held together by
this kind of bonding:
a. polar covalent
b. nonpolar covalent
c. ionic
d. hydrogen
ANSWER
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FINAL ROUND Answer
Sodium chloride (NaCl) is held together by
this kind of bonding:
a. polar covalent
b. nonpolar covalent
c. ionic
d. hydrogen
BACK TO GAME