QUESTION AND ANSWER DIGEST
◉ Solvent.
Answer: the substance in which the solute dissolves
◉ Solute.
Answer: A substance that is dissolved in a solution.
◉ Stock Solution.
Answer: Highly concentrated solution that can be diluted to make
the working solution
◉ Working Solution.
Answer: Solution prepared by diluting stock solution
◉ Different units of concentration.
Answer: Molar : M=mol/L
Millimolar: mM= mmol/L
◉ Formula of density.
, Answer: D=m/v
◉ How to apply formula of density.
Answer:
◉ Know how to use and manipulate this formula!.
Answer: C1 x V1 = C2 x V2
Initial Concentration x Initial Volume = Final Concentration x Final
Volume
◉ To find C1.
Answer: C2 x V2/V1
◉ To find V1.
Answer: C2 x V2/C1
◉ To find C2.
Answer: C1 x V1/ V2
◉ To find V2.
Answer: C1 x V1/ C2