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Chem of Life Quest Review (Biology) Flashcards | StudBud
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Chem of Life Quest Review (Biology)
Chem of Life Quest Review (Biology)
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#biology
Flashcards
20 cards
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Questions
20
Answers
1
CO2, H2O, and C6H12O6 are examples of
elements
compounds
atoms
mixtures
2
When salt dissolves in water, salt is the _____.
buffer
solvent
solute
mixture
3
When water loses a hydrogen ion, water becomes a(n) ____ ion.
hydroxide
hydronium
4
Property of water that causes water to stick to another water molecule
adhesion
capillarity
surface tension
cohesion
5
_____ occurs when electrons are lost in a redox reaction.
oxidation
reduction
6
Property of water caused by cohesion; surface stretches; allows water bugs to "walk on water"
evaporative cooling
capillarity
surface tension
adhesion
7
_____ enter a chemical reaction and are changed as a result of the reaction.
reactants
products
8
A catalyst speeds up a chemical reaction. In Biology, a protein catalyst is called a(n)
carbohydrates
lipids
enzymes
buffers
9
A _____ can be added to an acid to neutralize its effects.
buffer
hydroxide ion
water
base
10
Property of water that allows it to "stick" to other surfaces such as roots in a plant
adhesion
cohesion
high specific heat
capillarity
11
What is unique about water's density?
density does NOT change with phase changes
Less dense as a solid
more dense as a solid
12
A(n) ____ has hydronium ions and pH <7
acid
base
buffer
13
_____ exit a chemical reaction.
products
reactants
14
____ occurs when electrons are gained in a redox reaction.
reduction
oxidation
15
Property of water that moderates the climate and causes evaporative cooling
surface tension
high heat capacity
capillarity
density of ice
16
Water's unique properties are due to
nonpolar bonds
van der waals bonds
hydrogen bonding
ionic bonding
17
A _____ has hydroxide ions and a pH > 7.
base
acid
buffer
18
When water gains a hydrogen ion, water becomes a(n) _____ ion.
hydroxide
hydronium
19
Property of water that helps transfer water from roots to shoots in a plant.
cohesion
adhesion
capillarity
universal solvent
20
Water has unequal charges due to its covalent bonds so water is considered to be
a vapor
a solid
nonpolar
polar