pH Scale (Grade 7)
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The measure of pH is a logarithmic scale.
Acids have a high pH.
A solution with a pH of 9 is ten times more acidic than a solution with a pH of 8.
A solution with a pH of 13 can cause a chemical burn if spilled on skin.
A household cleaner has a pH around 10. It would be considered a:
Which pH range describes strong acids?
Distilled water with a pH of 7 is:
- a salt
- an alkali
- an acid
Which could be the pH of an acidic substance?
The number that indicates a neutral pH.
A solution at pH 11.5 is
- none of the above