Question
Which compound is an Arrhenius base? (1 point)
Responses
H3PO4
cap h sub 3 cap p cap o sub 4
HNO3
cap h cap n cap o sub 3
HClO
cap h cap c l cap o
Ca(OH)2
Responses
H3PO4
cap h sub 3 cap p cap o sub 4
HNO3
cap h cap n cap o sub 3
HClO
cap h cap c l cap o
Ca(OH)2
Answers
GPT-4o mini
The compound that is an Arrhenius base is **Ca(OH)2** (calcium hydroxide). An Arrhenius base is defined as a substance that increases the concentration of hydroxide ions (OH⁻) in aqueous solution, and Ca(OH)2 dissociates in water to produce hydroxide ions.
The other compounds listed are all acids.
The other compounds listed are all acids.