Delta State University Abraka

D-MBC 215: Practical MBC

Practice 200+ past questions for D-MBC 215 (Practical MBC) at Delta State University Abraka. Organized by topic with explanations. Free preview on Testwiz.

200+ questions37 topics200 LevelTheory questionsTopic summaries

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About D-MBC 215 at Delta State University Abraka

D-MBC 215 (Practical MBC) is a 200 Level course at Delta State University Abraka. Students preparing for D-MBC 215 exams on Testwiz get 200+ practice questions across 37 topics, including theory questions and topic summaries.

Instead of cramming the night before, students who practice by topic — Stock Solutions and Dilution Calculations, Standard Solutions and Primary Standards, Mole Concept and Avogadro's Number, and more — build real familiarity with how Delta State University Abraka tests D-MBC 215, catch weak spots early with Testwiz's analytics, and walk into the exam with actual reps under their belt.

Topics covered

Stock Solutions and Dilution CalculationsStandard Solutions and Primary StandardsMole Concept and Avogadro's NumberConcentration Units: mg%, ppm, ppbSafe Handling of Standard SolutionsIonization of Water and KwpH and the Henderson-Hasselbalch EquationBuffer Solutions and pH ResistanceDisaccharides, Oligosaccharides, and PolysaccharidesNormality and Molarity RelationshipAcid/Base ChemistryStock solutions+25 more

Sample questions

1. A stock solution of 2 M NaCl is available. What volume of this stock is required to prepare 500 mL of 0.5 M NaCl?

a.100 mL

b.200 mL

c.125 mL

d.150 mL

2. Which of the following BEST describes a standard solution?

a.A solution that must be prepared fresh daily for accurate results

b.A solution prepared by dissolving an impure substance in water

c.A solution with a concentration higher than required for the experiment

d.A solution containing a precisely known concentration of a substance

3. How many moles are present in 10.6 g of Na₂CO₃? (Molar mass of Na₂CO₃ = 106 g/mol)

a.0.10 moles

b.0.50 moles

c.0.01 moles

d.1.00 moles

4. A solution has a concentration of 5 mg of solute per 100 mL of solution. Which of the following units correctly expresses this concentration?

a.5 M

b.5 ppb

c.5 ppm

d.5 mg%

5. Which of the following is NOT a recommended precaution when handling standard solutions?

a.Return unused aliquot back to the original standard solution container

b.Replace stock standard solutions on a regular basis

c.Pour an aliquot from the standard solution into a separate container for pipetting

d.Perform volumetric transfers at room temperature

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Testwiz has 200+ D-MBC 215 practice questions for Delta State University Abraka, organized across 37 topics, including theory questions. Sign up free to start practicing.

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What topics does D-MBC 215 cover on Testwiz?

D-MBC 215 on Testwiz covers Stock Solutions and Dilution Calculations, Standard Solutions and Primary Standards, Mole Concept and Avogadro's Number, and more. Practice on Testwiz to see the full topic breakdown and sample questions.