Question

a basic gas which contains molecules but its aqueous solution contains ions​

Answer 1

Answer:

Water has an interesting property by which it can dissociates into H+ and OH-. Though these have very low concentrations, this contains ions with the molecules of solution. another example is a hydronium ion which is formed with the water and a proton (H+) ion

Explanation:

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Answer 2

Answer:

Ammonia(NH3)

Explanation:

Ammonia in its aqueous solution dissociates into Nitride ions which are of negative charge and Hydrogen ions which are of positive charge. Therefore, NH3 is the basic gas which contains molecules bit it's aqueous solution contains ions.