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Acids and Bases
  • 1. One property of an acid is
A) sweet
B) bitter
C) sour
D) slippery
  • 2. One property of a base is
A) sour
B) sweet
C) salty
D) bitter
  • 3. The pH of an acid is
A) 8-14
B) 7
C) 0-6
  • 4. The pH of a base is
A) 0-6
B) 7
C) 8-14
  • 5. The pH of water is
A) 7
B) 14
C) 0
  • 6. What is the safest way can you find the pH of an unknown substance
A) touch the substance with your hands
B) smell the substance
C) use pH paper or litmus paper
D) taste the substance
  • 7. Lemon juice taste sour. What can you infer about the lemon juice.
A) lemon juice is a neutral
B) lemon juice is an acid
C) lemon juice is a base
  • 8. The pH of a strong base would be closest to
A) 7
B) 0
C) 14
  • 9. The pH of a strong acid would be closest to
A) 0
B) 14
C) 7
  • 10. When testing a substance with pH/litmus paper you observe that the paper turns red. What kind of substance are you observing
A) acid
B) neutral
C) base
Učenci, ki so rešili ta test so rešili tudi :
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