The following question tests your lab skills as well as basic knowledge understanding: (1). In Quant Lab, primary standard is defined as _______________________________________________________ . (2). In Quant Lab, secondary standard is defined as ______________________________________________________. (3). In your Lab9-Vinegar Titration, the perceived primary standard material is__________________________________. (4). In Lab9, the perceived secondary standard substance
1. The following question tests your lab skills as well as basic knowledge understanding:
(1). In Quant Lab, primary standard is defined as _______________________________________________________
.
(2). In Quant Lab, secondary standard is defined as ______________________________________________________.
(3). In your Lab9-Vinegar Titration, the perceived primary standard material is__________________________________.
(4). In Lab9, the perceived secondary standard substance is _________________________________________________.
(5). In your Lab9, the balanced titration reaction is _____________________________. It belongs to ___________ titration.
At your titration equivalence(end) point, its pH equaled to ~ ___ (rough value). The pH indicator used in the NaOH solution
standardization was _______________ while the pH indicator employed in the vinegar determination was _____________
____________________ In your Lab9 report, you drew the derivative titration curve to help ________________________
___________. The solution in the buret was ____________ and the solution in the Erlenmeyer flask was ______________.
The reactants stoichiometry in your titration reactions were _____ molar ratio for standardization and ____ molar ratio for
quantification respectively.
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