Converting Millimeters of Mercury

This video tutorial demonstrates how to convert 420 mm of mercury to atmospheres using a conversion factor. The process involves multiplying the given value by the conversion factor, which is 1 atmosphere equals 760 mm of mercury. The video walks through the calculation step-by-step, showing how to cancel out units and arrive at the final result of 0.553 atmospheres. The tutorial concludes with a verification of the result, ensuring the conversion was done correctly.

What is the conversion factor used to convert millimeters of mercury to atmospheres?

• 1 atmosphere = 760 mm of mercury

• 1 atmosphere = 1013 mm of mercury

• 1 atmosphere = 1000 mm of mercury

• 1 atmosphere = 500 mm of mercury

Why do we place 760 mm of mercury in the denominator during the conversion process?

• To ensure the units cancel out

• To convert atmospheres to millimeters of mercury

• To increase the value of the result

• To decrease the value of the result

What happens to the units of millimeters of mercury during the conversion process?

• They are added to atmospheres

• They are multiplied by atmospheres

• They remain unchanged

• They are converted to atmospheres

What is the final result of converting 420 mm of mercury to atmospheres?

• 0.500 atmospheres

• 0.553 atmospheres

• 0.600 atmospheres

• 0.750 atmospheres

Why is it important to ensure that all units cancel out during the conversion?

• To verify the accuracy of the conversion

• To make the calculation easier

• To decrease the final value

• To increase the final value