A student mixes 100 grams of water with 20 grams of sugar and
20 grams of lemon juice to make
lemonade. What is the mass of the
lemonade?

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation