A 0.50 mL human saliva sample was placed in a 100-mL volumetric flask and was diluted to mark with buffer solution. From this solution, 10 mL was obtained and diluted to a volume of 250 mL. What is the dilution factor?

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.