If Reactant X is completely reacted with Reactant Y to form Product Z, and Product Z is found to have a total mass of 35 grams, which of the following could be the possible masses of Reactants X
and Y?
O Reactant X = 20 grams; Reactant Y = 10 grams
O Reactant X = 20 grams; Reactant Y = 15 grams
O Reactant X = 10 grams; Reactant Y = 15 grams
O Reactant X = 10 grams; Reactant Y = 10 grams

cock topography

the study of the surface of a large voluptuous cock.

look at that sorostitute right she's a cock topographer!

what classes are you taking this

cock topography!

it is the most commonly accepted one

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

so she was walking and she stepped on warm jeffy , uh uh uhh dadye i just pooped my pants