Unit Conversion and Dimensional Analysis

Unit Conversion and Dimensional Analysis

Assessment

Interactive Video

Mathematics, Physics, Science

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers essential conversions in chemistry, focusing on converting units such as millimeters of mercury to kPa, atmospheres to millimeters of mercury, and milliliters to liters. The instructor provides step-by-step examples using dimensional analysis, emphasizing the importance of understanding unit conversions for accurate calculations. The tutorial aims to equip students with the skills to perform these conversions effortlessly.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equivalence between Tor and millimeters of mercury?

Tor is larger than millimeters of mercury.

They are different units.

Millimeters of mercury is larger than Tor.

They are equivalent.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you convert 1520 mmHg to kPa?

Divide by 101.325

Multiply by 101.325

Divide by 760

Multiply by 760

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the key step in dimensional analysis for unit conversion?

Ignoring units

Adding units together

Cancelling out units

Multiplying units

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in converting units using dimensional analysis?

Identify the units to be converted

Add the units together

Multiply by any number

Ignore the units

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the units during a conversion process?

They are multiplied

They are ignored

They are cancelled out

They are added together

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the conversion factor from atmospheres to millimeters of mercury?

1 atm = 101.325 mmHg

1 atm = 760 mmHg

1 atm = 1000 mmHg

1 atm = 500 mmHg

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which unit is more commonly used, millimeters of mercury or Tor?

Neither is used

Both are equally used

Millimeters of mercury

Tor

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