Malarity is a term used in chemistry to describe the concentration of a solution. It is defined as the number of moles of solute per liter of solution.
Titration is a technique used in chemistry to determine the concentration of a solution by slowly adding a measured amount of a reagent of known concentration until the reaction is complete. The point at which the reaction is complete is called the equivalence point.
For example, let's say we have a solution of hydrochloric acid (HCl) with an unknown concentration. We can use titration to determine the malarity of the solution by adding a solution of sodium hydroxide (NaOH) of known concentration until the equivalence point is reached.
By carefully monitoring the volume of NaOH needed to reach the equivalence point, we can calculate the malarity of the HCl solution using the equation:
M1V1 = M2V2
Where:
M1 = malarity of the HCl solution
V1 = volume of HCl solution used in the titration
M2 = malarity of the NaOH solution
V2 = volume of NaOH solution used in the titration
Using this method, we can accurately determine the concentration of the HCl solution using the principles of malarity and titration.
Example of using malarity and the titration
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