You should be able to fill four cups with one litre of water.
The litre is equal to a cubic decimetre.
'Results (excepting alcohol) are expressed in grams per litre, i.e.
This was followed by the law of the 10th of December 1799 fixing definitely the value of the metre and of the kilogramme, or weight of a litre of water, and the new system became compulsory in 180r.
In general analytical work the standard solution contains the equivalent weight of the substance in grammes dissolved in a litre of water.