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Find out the accurate concentration of an aid solution thought to have a concentration of between 0.05-0.15 mol dm3 by using the titration method…
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Task: Find out the accurate concentration of an aid solution thought to have a concentration of between 0.05-0.15 mol dm3 by using the titration method... Apparatus: * Acid solution solid anhydrous sodium carbonate (2.65g) * Distilled water (250cm3) * Top-pan balance * Glass stirring rod * White tile * Safety goggles * 250cm3 conical flask * 25cm3 pipette * Pipette filler * Burette * Clamp stand and boss * Methyl orange indicator solution Controlled variables: To ensure that this investigation is a fair test, the following factors must be closely observed; Factor which induce a change in results:- * Room temperature (assumed to remain constant throughout.) * Volume and concentration of alkali solution * Volume and concentration of acid * Accuracy of measurements * Amount of indicator used Constants:- * Room temperature (assumed to remain constant throughout.) * Volume and concentration of alkali solution * Volume and concentration of acid * Accuracy of measurements * Amount of indicator used Range:- * Methyl orange indicator (3 drops) * Volume of acid solution (5 - 25cm3) * Volume of alkali solution...
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