MODULE 6 - QUALITY CONTROL I & II

module-6-quality-control-i-ii

Exit

Question 1 of 1

Time Left

627712

block

The apparatus used to wash down drops of standard solution clinging to the tip of the buret is:

Select the correct answer(s).

(0/0)

627713

none

An sample of sodium sulfate weighing 1.800g yielded 0.900g of barium sulfate (MW = 233.25). Calculate the percentage of sulfur ( AW = 32.06) in the sample.

Select the correct answer(s).

(0/0)

627714

none

How many grams of drug are required to make 500 mL of 25.0% solution?

Select the correct answer(s).

(0/0)

627715

none

The following are methods of determining the end point in precipitimetry, except:

Select the correct answer(s).

(0/0)

627716

none

The reagent that loses the electron/s in a redox reaction is the:

Select the correct answer(s).

(0/0)

627717

none

A substance that has a high degree of purity and is used in direct standardization purposes:

Select the correct answer(s).

(0/0)

627718

none

The type of assay employed in determining the % ZnO in a sample of Zinc White Powder using EDTA as titrant is:

Select the correct answer(s).

(0/0)

627719

none

The experimental way of determining when equivalent amounts of reactants have reacted together is:

Select the correct answer(s).

(0/0)

627720

none

Calculate the calcium carbonate content of a sample of chalk weighing 0.2545g and consuming 16.7 mL of 0.1150 M EDTA. At. Wt. Of Ca = 40.08

Select the correct answer(s).

(0/0)

627721

none

Twenty tablets of ascorbic acid weighed 4.2500g and a powdered sample of 0.3075g was titrated consuming 21.5mL of 0.1085N Iodine solution. Each mL of 0.1N Iodine is equivalent to 8.80mg of ascorbic acid. What is the amount of ascorbic acid per dose of two tablets?

Select the correct answer(s).

(0/0)

627722

none

The official USP gravimetric methods are: 1. Assay involving direct ignition 2. Assay involving sublimation 3. Assay involving extraction 4. Assay involving precipitation followed by ignition

Select the correct answer(s).

(0/0)

627723

none

Hexane is the best solvent for extracting:

Select the correct answer(s).

(0/0)

627724

none

Alkaloidal test solutions include:

Select the correct answer(s).

(0/0)

627725

none

How many mL of water is expected from a 20 g Digitalis sample containing 1.5% moisture?

Select the correct answer(s).

(0/0)

627726

none

For numbers 20 – 23: The following data were obtained after the moisture and total ash content determination of acacia powder: Wt. of empty crucible 52.452 g Wt. of crucible & sample 61.648 g Wt. of crucible & sample after drying to constant wt. 60.502 g Wt. of crucible and residue left after incineration 53.006g Moisture content in grams:

MODULE 6 - QUALITY CONTROL I & II

Question 1 of 1

Time Left

The apparatus used to wash down drops of standard solution clinging to the tip of the buret is:

Select the correct answer(s).

(0/0)

An sample of sodium sulfate weighing 1.800g yielded 0.900g of barium sulfate (MW = 233.25). Calculate the percentage of sulfur ( AW = 32.06) in the sample.

Select the correct answer(s).

(0/0)

How many grams of drug are required to make 500 mL of 25.0% solution?

Select the correct answer(s).

(0/0)

The following are methods of determining the end point in precipitimetry, except:

Select the correct answer(s).

(0/0)

The reagent that loses the electron/s in a redox reaction is the:

Select the correct answer(s).

(0/0)

A substance that has a high degree of purity and is used in direct standardization purposes:

Select the correct answer(s).

(0/0)

The type of assay employed in determining the % ZnO in a sample of Zinc White Powder using EDTA as titrant is:

Select the correct answer(s).

(0/0)

The experimental way of determining when equivalent amounts of reactants have reacted together is:

Select the correct answer(s).

(0/0)

Calculate the calcium carbonate content of a sample of chalk weighing 0.2545g and consuming 16.7 mL of 0.1150 M EDTA. At. Wt. Of Ca = 40.08

Select the correct answer(s).

(0/0)

Twenty tablets of ascorbic acid weighed 4.2500g and a powdered sample of 0.3075g was titrated consuming 21.5mL of 0.1085N Iodine solution. Each mL of 0.1N Iodine is equivalent to 8.80mg of ascorbic acid. What is the amount of ascorbic acid per dose of two tablets?

Select the correct answer(s).

(0/0)

The official USP gravimetric methods are: 1. Assay involving direct ignition 2. Assay involving sublimation 3. Assay involving extraction 4. Assay involving precipitation followed by ignition

Select the correct answer(s).

(0/0)

Hexane is the best solvent for extracting:

Select the correct answer(s).

(0/0)

Alkaloidal test solutions include:

Select the correct answer(s).

(0/0)

How many mL of water is expected from a 20 g Digitalis sample containing 1.5% moisture?

Select the correct answer(s).

(0/0)

Select the correct answer(s).

(0/0)

Results

Correct

0

Incorrect

0

Skipped

0

Overall Percentage

0%

Rate Quiz