Converting mm of Mercury to Atmospheres

The video tutorial explains how to convert 680 mm of mercury to atmospheres. It begins by introducing the conversion factor, which is 1 atmosphere equals 760 mm of mercury. The tutorial then guides viewers through setting up the conversion calculation, ensuring that units cancel out correctly. Finally, the calculation is performed, resulting in a conversion of 680 mm of mercury to 0.895 atmospheres. The video concludes with a brief summary of the process.

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

• 1 atmosphere = 700 mm of mercury

• 1 atmosphere = 800 mm of mercury

• 1 atmosphere = 760 mm of mercury

• 1 atmosphere = 680 mm of mercury

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

• To convert atmospheres to mm of mercury

• To cancel out mm of mercury units

• To increase the value of atmospheres

• To simplify the calculation

What is the first step in converting 680 mm of mercury to atmospheres?

• Subtract 760 from 680

• Add 680 to 760

• Multiply 680 by 760

• Divide 680 by 760

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

• To increase the value of the measurement

• To decrease the value of the measurement

• To eliminate the need for calculations

• To change the unit of measurement

What is the result of converting 680 mm of mercury to atmospheres?

• 0.680 atmospheres

• 0.895 atmospheres

• 0.760 atmospheres

• 1.000 atmospheres

How is the final result of the conversion rounded?

• To two decimal places

• To four decimal places

• To the nearest whole number

• To three decimal places