1. A substance has a mass of 5 g and occupies a volume of 2 cm^3. What is its density?
- A4.5
- B2.5
- C2
- D3.5
Show answer
Answer: B
Density = Mass / Volume = 5 / 2 = 2.5 g/cm^3.
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Density Calculations — Chemistry Questions & Practice
Practise 187 Density Calculations questions from Chemistry for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.
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Practice questions on Density Calculations — with answers
Try each question first, then open the answer. Explanations are included.
2. A substance has a mass of 5 g and occupies a volume of 3 cm^3. What is its density?
- A0.67
- B1.67
- C1.17
- D3.67
Show answer
Answer: B
Density = Mass / Volume = 5 / 3 = 1.67 g/cm^3.
3. A substance has a mass of 5 g and occupies a volume of 4 cm^3. What is its density?
- A0.25
- B2.25
- C3.25
- D1.25
Show answer
Answer: D
Density = Mass / Volume = 5 / 4 = 1.25 g/cm^3.
4. A substance has a mass of 5 g and occupies a volume of 5 cm^3. What is its density?
- A1.5
- B1
- C3
- D0.5
Show answer
Answer: B
Density = Mass / Volume = 5 / 5 = 1 g/cm^3.
5. A substance has a mass of 5 g and occupies a volume of 6 cm^3. What is its density?
- A1.83
- B1.33
- C0.83
- D2.83
Show answer
Answer: C
Density = Mass / Volume = 5 / 6 = 0.83 g/cm^3.
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