IB Chemistry Internal Assessment Exemplar: How is the concentration of dissolved oxygen that is calculated in ppm affected by the temperature (5.00, 10.00, 25.00, 35.00, 45.00, 55.00), reacehd with the use of an ice bath and water bath, of tap water sample of 100.0 cm3 affect concentration of dissolved oxygen using determined using winkler method, mixing 1.00g manganese sulafte crystals MnSO4 with 1.0 cm3 of 0.9 mol.dm-1 KI-NaOH and 3.0 cm3 4.0 mol.dm-3 of H2SO4 in 250 cm3 tap water sample, then titrated against 0.009 mol.dm-3 sodium thiosulfate Na2S2O3

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IB Chemistry Internal Assessment Exemplar: How is the concentration of dissolved oxygen that is calculated in ppm affected by the temperature (5.00, 10.00, 25.00, 35.00, 45.00, 55.00), reacehd with the use of an ice bath and water bath, of tap water sample of 100.0 cm3 affect concentration of dissolved oxygen using determined using winkler method, mixing 1.00g manganese sulafte crystals MnSO4 with 1.0 cm3 of 0.9 mol.dm-1 KI-NaOH and 3.0 cm3 4.0 mol.dm-3 of H2SO4 in 250 cm3 tap water sample, then titrated against 0.009 mol.dm-3 sodium thiosulfate Na2S2O3 | RevisionDojo