Moles,Density and Concentration MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Moles,Density and Concentration, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Moles,Density and Concentration MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Moles,Density and Concentration mcq questions that explore various aspects of Moles,Density and Concentration problems. Each MCQ is crafted to challenge your understanding of Moles,Density and Concentration principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Moles,Density and Concentration MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

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Moles,Density and Concentration MCQs | Page 3 of 10

Q21.
What is the unit of specific gravity?
Discuss
Answer: (d).Dimensionless
Q22.
What is the specific gravity of a substance with density 100 kg/m³ with respect to reference substance of density 100 lb/m³?
Discuss
Answer: (b).2.2
Discuss
Answer: (c).Density of the substance changes with temperature
Q24.
What is the specific gravity of a substance with mass 10 kg and volume 2 m³, with respect to the reference density 50 g/m³?
Discuss
Answer: (a).0.1
Q25.
What is the mass of a cone of radius 1 m and height 3 m having specific gravity 0.1? (Density of water = 1000 kg/m³)
Discuss
Answer: (a).314.16 kg
Discuss
Answer: (b).Hydrometer scale
Discuss
Answer: (a).Volume of the petroleum products changes with temperature
Q28.
What is the API gravity of a substance with specific gravity 1?
Discuss
Answer: (c).10
Q29.
What is the average mass of a substance with specific gravity 10, and its volume varies with time as V = t/500, from t = 2, to t = 0 seconds? (Density of water = 1000 kg/m³)
Discuss
Answer: (b).20
Q30.
Mass of a substance is changing with respect to its volume as m = -v³ + 3v² -2v, what is the maximum specific gravity of the substance between v = 1 m³ and v = 2 m³? (Density of reference substance = 0.25 kg/m³)

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (a).1
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