Q.1
This helps to reduce the amount of acids found in foods.
  • Ions
  • pH
  • Bases
  • Hydrogen
Q.2
An example of a base would be ________.
  • potassium nitrate
  • sodium hydroxide
  • sodium chloride
  • calcium chloride
Q.3
The word “acid” means _____.
  • burn
  • litmus
  • ion
  • sour
Q.4
When testing for _____, the litmus paper will turn blue.
  • bases
  • acids
  • ions
  • hydrogen
Q.5
The testing to determine the degree of acidity is done by _______.
  • removing electrons from hydrogen
  • dissolving substances in water
  • adding a positive ion to a substance
  • a pH scale
Q.6
These are either an atom or a molecule that has acquired an electrical charge.
  • Protons
  • Ions
  • Electrons
  • Neutrons
Q.7
The concept that bases can make acids weaker is known as _________.
  • alkalies
  • donors
  • neutralization
  • litmus
Q.8
Egg whites have a pH level of ___.
  • 8
  • 7
  • 9
  • 5
Q.9
Rainwater has a pH level of __.
  • 1
  • 6
  • 11
  • 5
Q.10
When testing for acids, the litmus paper will turn ____.
  • green
  • red
  • blue
  • brown
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