WaSABa Review - Acids And Bases Question Preview (ID: 12783)
Water, Solutions, Acids And Bases Review.
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Acids are found __________ on the pH scale
a) below 7
b) at 7
c) above 7
d) at 14
Lemon juice has properties of an acid because it
a) feels slippery
b) tastes bitter
c) tastes sour
d) has a pH above 7
Soap is a good example of a base because it
a) feels slippery
b) tastes sour
c) wears away at metals
d) has a pH below 7
Acids are ___________ because they wear away at metals and other materials
a) neutralizers
b) indicators
c) corrosive
d) slippery
Litmus paper and pH paper are known as __________ because they change color in the presence of an acid or a base.
a) neutralizer
b) salt
c) corrosive
d) indicator
Bases produce these in water:
a) hydroxide ions (OH-)
b) Chloride ions (Cl-)
c) Hydrogen ions (H+)
d) Sodium ions (Na+)
Acids produce these in water:
a) hydroxide ions (OH-)
b) Chloride ions (Cl-)
c) Hydrogen ions (H+)
d) Sodium ions (Na+)
Bases are found _________ on the pH scale
a) below 7
b) at 7
c) at 0
d) above 7
Bases will turn litmus paper
a) red
b) blue
c) green
d) yellow
Acids will turn litmus paper
a) red
b) blue
c) green
d) yellow
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