Why ignore the rough titre? A10: It is not accurate enough (overshoot possible) Final Answer for Level 2 (to submit or memorize) The concentration of the unknown hydrochloric acid is 0.0985 mol/dm³.
Concentration of unknown HCl? A9: 0.0985 mol/dm³
What is the volume of HCl pipetted each time? A2: 25.00 cm³
What color change signals the endpoint? A4: Colorless to permanent pale pink
Moles of NaOH in mean titre? A7: 0.002462 mol
Calculate the mean titre from: 24.60, 24.60, 24.65 cm³ A6: 24.62 cm³
What indicator is used? A3: Phenolphthalein
Titration Screen Experiment Level 2 Answers Quizlet -
Why ignore the rough titre? A10: It is not accurate enough (overshoot possible) Final Answer for Level 2 (to submit or memorize) The concentration of the unknown hydrochloric acid is 0.0985 mol/dm³.
Concentration of unknown HCl? A9: 0.0985 mol/dm³ titration screen experiment level 2 answers quizlet
What is the volume of HCl pipetted each time? A2: 25.00 cm³ Why ignore the rough titre
What color change signals the endpoint? A4: Colorless to permanent pale pink titration screen experiment level 2 answers quizlet
Moles of NaOH in mean titre? A7: 0.002462 mol
Calculate the mean titre from: 24.60, 24.60, 24.65 cm³ A6: 24.62 cm³
What indicator is used? A3: Phenolphthalein