Reacting masses + empirical formula + concentration

What is a limiting reactant?

It is used up first

It stops the reaction

Determines the amount of product produced

What is the excess reactant?

The reactant that is left over at the end

Makes sure all of the other reactant is used up

What is the molecular formula?

The formula that gives the actual numbers of atoms of each element in a molecule

What is the empirical formula?

Shows the relative numbers of atoms of each element present, using the smallest whole numbers of atoms

What is a soluble substance?

A substance that dissolves in water

What is an insoluble substance?

A substance that doesn’t dissolve in water

What is a solute?

A substance added and dissolved in a liquid to make a solution

What is a solvent?

The liquid used to make a solution

What is a solution?

Made from a solute and a solvent

What is concentration measured in?

g/dm³

mol/dm³

What is volume measured in?

dm³

How do you change cm³ to dm³?

/1000

How do you work out concentration?

Mass/volume

Moles/volume