How is pure copper extracted froms it ore?
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All answers ▸What is the concentration of 0.4 moles of 25cm3 ethanoic acid?
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A student titrated a solution of 25 cm3 of NaOH of concentration 0.1 mol/dm3 with H2SO4. She achieved four results; 25.8 cm3, 26.15 cm3, 26.25 cm3 and 26.45 cm3. Calculate the concentration of H2SO4 using concordant titres.