Question

which is the most powerful acid ​

Answer 1

Answer:

Fluoroantimonic acid is the most powerful acid.

Answer 2

Answer:

Fluoroantimonic acid is the strongest superacid based on the measured value of its Hammett acidity function (H0)

Explanation:

Fluoroantimonic acid is a mixture of hydrogen fluoride and antimony pentafluoride, containing various cations and anions. This substance is a superacid, that can be over a billion times stronger than 100% pure sulfuric acid, depending on proportion of its ingredients.