
Concept explainers
(a)
Interpretation:
HNO2 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(b)
Interpretation:
HNO3 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(c)
Interpretation:
CH3NH2 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(d)
Interpretation:
NaOH should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(e)
Interpretation:
NH3 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(f)
Interpretation:
HF should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(g)
Interpretation:
HCOOH should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(h)
Interpretation:
Ca(OH)2 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.
(h)
Interpretation:
H2SO4 should be classified as a strong acid, weak acid, strong base or weak base in aqueous solution
Concept Introduction :
Strong acids completely dissociate to produce hydrogen ion/s in an aqueous solution while weak acids partially dissociate. Similarly, strong bases completely dissociate to release hydroxide ions while weak bases partially dissociate in aqueous solution.

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Chapter 7 Solutions
Chemical Principles
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