Which Aqueous Solution Has the Highest PH

question 81

Multiple Choice

Which aqueous solution has the highest pH?

• A) 0.1 M CH₃COOH, pK_a = 4.7
• B) 0.1 M CuCl₂, pK_a = 7.5
• C) 0.1 M H₃C₆H₅O₇, pK_a = 3.1
• D) 0.1 M ZnCl₂, pK_a = 9.0
• E) pure water

---

Definitions:

Acetaminophen

A medication used to reduce fever and relieve pain, also known as paracetamol in some countries.

Prednisone

A synthetic corticosteroid drug used to suppress the immune system and reduce inflammation in conditions such as asthma and rheumatoid arthritis.

Ibuprofen

A nonsteroidal anti-inflammatory drug (NSAID) used to reduce fever, pain, and inflammation in the body.

Cross-cultural Research

Studies that explore how cultural factors influence behaviors, attitudes, and perceptions across different societies.