Which of the Following Can Be Mixed Together in Water

question 3

Multiple Choice

Which of the following can be mixed together in water to produce a buffer solution?

• A)HClO₄ and NaClO₄
• B)HNO₃ and NaNO₃
• C)H₂SO₄ and NaHSO₄
• D)H₃PO₄ and NaH₂PO₄
• E)HCl and NaCl

---

Definitions:

Spanish Empire

The Spanish Empire was one of the largest empires in world history and was among the first global empires, extending across the Americas, parts of Europe, Africa, and Asia from the late 15th to the early 19th century.

Ancient Roman Empire

A vast empire that existed from 27 B.C. to A.D. 476 in the Mediterranean region, known for its military power, architectural innovations, and contribution to law.

Permanent Settlement

A long-term or indefinite living arrangement in a specific location, often implying the establishment of communities or civilizations.