Which of the Following Substances Is Amphoteric

question 9

Multiple Choice

Which of the following substances is amphoteric?

• A)H₂O( )
• B)CO₃^2- ion
• C)NH₄⁺ ion
• D)H₃PO₄
• E)NaOH(aq)

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Definitions:

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Presidential Electors

Members of the Electoral College who are selected in each U.S. presidential election to formally elect the President and Vice President of the United States.

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Political entities in the 19th and early 20th centuries that controlled party nominations and patronage, often through corruption and favoritism, to maintain power.