Answer:
A
Explanation:
CH3CH2COOH- Propanoic Acid
A conjugate acid is a conjugate base with hydrogen ions attached to it. In this case, the conjugate base is the carbonate ion, CO₃⁻². This ion can have two hydrogen ions, so the conjugate acid is:
H₂CO₃
This compound is known as carbonic acid.
Rubidium would exhibit the greatest shielding [ effect. ]
Answer:
it will float back up because it's not dense enough to go down
