Simplify the following text for a Grade 7 native English-speaking person.
Original: Thus , the mass noun `` water '' is quantified as `` 20 liters of water '' while the count noun `` chair '' is quantified as `` 20 chairs . ''
Simplified: For example , the mass noun `` water '' does not say how much water there is but `` 20 liters of water '' does .