Converting Millimeters of Mercury to Atmospheres

The video tutorial explains how to convert 690 millimeters of mercury to atmospheres using a conversion factor. It begins by introducing the concept of conversion and the necessary conversion factor, which is 1 atmosphere equals 760 millimeters of mercury. The tutorial then provides a step-by-step guide on applying this conversion factor to perform the calculation, resulting in 0.908 atmospheres. The video concludes with a summary of the process and the final result.

What is the initial value in millimeters of mercury that needs to be converted to atmospheres?

• 690 mm

• 760 mm

• 500 mm

• 850 mm

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

• 1 atmosphere = 500 mm

• 1 atmosphere = 850 mm

• 1 atmosphere = 690 mm

• 1 atmosphere = 760 mm

Where should the 760 mm of mercury be placed in the conversion equation to cancel out the units?

• It doesn't matter

• On the top

• In the middle

• On the bottom

What is the final result of converting 690 mm of mercury to atmospheres?

• 1.200 atmospheres

• 0.908 atmospheres

• 1.000 atmospheres

• 0.760 atmospheres

Why do we divide 690 by 760 in the conversion process?

• To find the percentage

• To convert units

• To multiply the values

• To add the values

What is the purpose of using a conversion factor in this context?

• To calculate speed

• To convert units from mm of mercury to atmospheres

• To measure pressure

• To change the temperature