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WorksheetspH Scale
Total questions: 15
Worksheet time: 1hrs 15mins
What is the only substance with a neutral pH of 7?
Milk
Orange Juice
Pure Water
Blood
All Water
In a test of pH levels, a baking soda has a pH of 9 and bleach has a pH of 12. What is true about there relationship?
Both of the solution are bases
Both of the solution are acids
The Baking soda is an acid and the Bleach is a base
The baking soda is a base and the Bleach is an acid.
A pH of 3 is how many times more acidic than a pH of 5?
2
20
10
100
Water has a neutral because
it has more H+ ions than OH-
it has more OH- ions than H+
it does not produce any ions
it has an equal amount of H+ and OH- in solution
A chemical has a pH = 6. It would be best described as
Strong acid
Strong base
Weak acid
Weak base
Substances that taste sour like lemon juice tend to be classified as
Acids
Bases
Salts
All
Substances like dark chocolate that have a bitter taste, usually indicates that it would be classified as a
Acids
Bases
Salts
All
What does pH measure?
the amount of hydrogen (H+) ions
the amount of hydroxide (OH-) ions
amount of water
all of the above
