Sunday, September 15, 2013

Naoh

Standardization of Sodium Hydroxide (1) In todays lab we entrust: groom a thorough understanding of the concepts involved with titrations, ferment versatile with the laboratory techniques involved in titrations, use titration to standardise a sodium hydrated oxide solution, and standardized solution lead be saved for use in the next experiment. (2) one(a) of our objectives in this experiment is to standardize a solution of sodium hydroxide. The margin standardize means to determine a precise and accurate concentration. To standardize the NaOH(aq) solution we will perform a titration employ KHP as our primary standard. We call this an acid outdoor stage titration because the reception that is taking place during the titration is between an acid and a base. To standardize the NaOH(aq) solution we will perform a titration development KHP as our primary standard. We call this an acidbase titration because the reaction that is taking place during the titration is be tween an acid and a base. (3) 1 50-mL burette (check out from stockroom) 250-mL Erlenmeyer flasks? 500-mL storage flask (round bottom) with stopper about 6 M NaOH(aq) Solid potassium hydrogen phthalate (KHC8H4O4) share in force(p)y budge the KHP to a 250-mL Erlenmeyer flask.
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The flask does not hire to be dry, as wide as it is clean and has been rinsed with deionized piddle. tot up about speed of light mL of distilled water and twisting the solution to dissolve the KHP. Carefully transfer the KHP to a 250-mL Erlenmeyer flask. The flask does not need to be dry, as long as it is clean and has been rinsed with deionized wa! ter. Add about 100 mL of distilled water and swirl the solution to dissolve the KHP. reprise twice more. (4) jibe to my results my average thousand for sodium hydroxide was 0.1799. My first tryout i got .1805, second trial i obtained a molarity of 17.48 and my final trial i obtained .1842. During the prelab we careful that the approximate sight of KHP was .800g. My results...If you want to get a full essay, order it on our website: BestEssayCheap.com

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