u 3leet Concentration of NaOH Run 1 Run 2 Ru Initial buret reading (mL) 0.0000 6
ID: 1031060 • Letter: U
Question
u 3leet Concentration of NaOH Run 1 Run 2 Ru Initial buret reading (mL) 0.0000 6.50 6.51 6.s Final buret reading (mL) Volume of NaOH used (mL) 0.01650 0,0 1l6s Volume of NaOH used (L) Moles of NaOH added(mal) 0.00%4 10.00164 Moles of HC:H30, in sample 4) |0,0016 |0,00169 o |,0qq2 |0.0 ML ) Grams of HC2H30, in sample( Volume of vinegar sample (mL) 2.00 ,00 sample) 2.20l lyAn Mass of vinegar sample (density of vinegar- 1.005 g/mL) % by mass HC2H3O2 in vinegar ( , (g of HC:H302/g of vinegar)x100% %)|hAu (,)Any Average % by massExplanation / Answer
Asthe formuale is given.
And from the table we have experimental value is 4.94 and actual value is 5.
% error=[(5-4.94)/5]×100
% error= 1.2 %
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