Need More Explanation On Number 12 13 And 14 1 (24.12 KiB) Viewed 7 times
Need More Explanation On Number 12 13 And 14 2 (22.73 KiB) Viewed 7 times
Need More Explanation On Number 12 13 And 14 3 (12.91 KiB) Viewed 7 times
1. 2. 3. 4. 5. Trial 1 Unknown number Mass of oxalic acid + weighing paper. Mass of weighing paper. Volume of oxalic acid solution. Volume of oxalic acid solution used in titration. 15.0 mL Trial 2 Trial 3 DATA 15.0mL 15.0mL 6. Volume of NaOH solution used in titration: Final burette reading: 5.5 mL Initial burette reading: ML Volume of NaOH used: 15.5 mL 1.5065 14.7 mL OML 14.7 ml N/A .3125 250 ml 14.1 mL _0_ML 14.2 mL 9
13. 14. 12. 9. 11. 10. 8. HCC CHEM 101 Lab 7 Trial 1 M Mass of oxalic acid (H/C2O4 2 H:0), Molecular weight of oxalic acid. Molarity of oxalic acid. M mol Number of moles of oxalic acid. CALCULATIONS AND RESULTS Number of moles of oxalic acid used in each trial. Trial 2 Molarity of NaOH: mol mol Number of moles of NaOH at equivalence point: _mol Trial 3 M mol Average of 2 closest trials: M NaOH = mol g/mole moles
[Nach] Jexpected = 0.099088M
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