Which is an acid?

Select one of the options below as your answer:

A. CO is a gas at room temperature and has no odor.

B. HCl has a sour taste and gives off protons in water.

C. KOH has a bitter taste and accepts hydrogen ions

Question

Which is an acid?

Select one of the options below as your answer:

A.  CO is a gas at room temperature and has no odor.

B. HCl has a sour taste and gives off protons in water.

C. KOH has a bitter taste and accepts hydrogen ions

austinl · Answer

B. HCl is Hydrochloric Acid if i recall. KOH is a base. And CO is a gas.

anonymous · Answer

B any acid will have at least Hydrogen and ONLY NON METALS(no metals)in it hence HCl

anonymous · Answer

Acid is a proton donor (hydrogen ion) in water, hence B.

anonymous · Answer

B