2. Measurement and Problem Solving

Density of Non-Geometric Objects

2. Measurement and Problem Solving

# Density of Non-Geometric Objects - Video Tutorials & Practice Problems

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Get a 10 bullets summary of the topicThe **D****ensity of non-geometric objects** can be determined using water displacement.

## Calculating Density

1

concept

### Density of Non-Geometric Objects Concept and Example

Video duration:

3mPlay a video:

#### Video transcript

2

Problem

ProblemA piece of unknown solid weighs approximately 0.045 lbs. When a scientist places it in a glass beaker the water level increases from 200 mL to 260 mL. What is the density of the unknown solid in g/mL?

A

0.5 g/mL

B

0..2 g/mL

C

0.0007 g/mL

D

2.9 g/mL

E

0.3 g/mL

3

Problem

ProblemIf an irregularly shaped apple possesses a density of 0.96 g/cm^{3}, what is its mass in milligrams? (The volume of the given cylinders are in mL).

A

4000 mg

B

5000 mg

C

0.0048 mg

D

4800 mg

E

5300 mg

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PRACTICE PROBLEMS AND ACTIVITIES (5)

- Determine the density (g/mL) for each of the following: c. A gem has a mass of 4.50 g. When the gem is placed...
- Use the density values in TABLE 2.8 to solve each of the following problems: a. A graduated cylinder contains...
- The water level in a graduated cylinder initially at 215 mL rises to 285 mL after a piece of lead is submerged...
- A graduated cylinder contains 155 mL of water. A 15.0-g piece of iron and a 20.0-g piece of lead are added. Wh...
- A 50.0-g silver object and a 50.0-g gold object are both added to 75.5 mL of water contained in a graduated cy...