Answer:
Clouds are created when water vapor, an invisible gas, turns into liquid water droplets. These water droplets form on tiny particles, like dust, that are floating in the air. ... That means some of the liquid water in the towel or bowl changed into an invisible gas called water vapor and drifted away into the atmosphere.
You would add H+ ions if you added an acid. Thus lowering the pH.
All organisms descended from a common ancestor
