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Solutions, Suspensions And PH
Test Description: Adhesion, cohesion, solutions, suspensions and pH
Instructions: Answer all questions to get your test result.
1) The attraction between molecules of the same substance is
A
cohesion
B
hydrogen bonding
C
polarity
D
adhesion
2) The attraction between molecules of different substances is
A
adhesion
B
cohesion
C
polarity
D
hydrogen bonding
3) Because of partial positive and negative charges within a molecule, ___ occurs.
A
adhesion
B
cohesion
C
hydrogen bonding
D
polarity
4) A molecule in which charges are unevenly distributed is
A
polar
B
cohesion
C
adhesion
D
hydrogen bonding
5) When adhesion allows water to move up a column against gravity, ___takes place.
A
cohesion
B
capillary action
C
adhesion
D
surface tension
6) A material composed of two or more elements that are physically mixed but not chemically combined is a
A
mixture
B
compound
C
buffer
D
element
7) If all of the components of a mixture are evenly distributed and mixed, the material is a(n)
A
ionic substance
B
solution
C
colloid
D
compound
8) The substance that is dissolved in a solution is the
A
solution
B
mixture
C
solute
D
solvent
9) A solution that contains lower concentrations of hydrogen ions than pure water is a(n)
A
buffer
B
solution
C
acid
D
base
10) The higher the number on the pH scale, the more ____ the solution becomes.
A
acidic
B
basic
C
buffered
D
neutral
*select an answer for all questions
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