Question
Which compound is an Arrhenius base? (1 point)
Responses
HClO
cap h cap c l cap o
H3PO4
cap h sub 3 cap p cap o sub 4
Ca(OH)2
cap c A cap o cap h sub 2
HNO3
Responses
HClO
cap h cap c l cap o
H3PO4
cap h sub 3 cap p cap o sub 4
Ca(OH)2
cap c A cap o cap h sub 2
HNO3
Answers
GPT-4o mini
An Arrhenius base is a substance that increases the concentration of hydroxide ions (OH⁻) in aqueous solution. Among the compounds listed, the one that qualifies as an Arrhenius base is:
**Ca(OH)₂ (calcium hydroxide)**
This compound dissociates in water to produce Ca²⁺ and OH⁻ ions.
**Ca(OH)₂ (calcium hydroxide)**
This compound dissociates in water to produce Ca²⁺ and OH⁻ ions.