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The presence of what makes acids?
Hydrogen
What ions are responsible for acids?
H+
PH scale for acids
PH 1-6
Is PH 1 a strong or weak acid?
Strong
Is PH 6 a strong or weak acid?
Weak
The presence of what makes a alkali?
Hydroxide
What ions are responsible for alkalis?
OH-
PH scale for alkali
PH 8-14
Is PH 8 a strong or weak alkali?
Weak
Is PH 14 a strong or weak alkali?
Strong