Converting mm of Mercury to Atmospheres

The video tutorial demonstrates how to convert 470 mm of mercury to atmospheres using a conversion factor. It explains the need for a conversion factor, which is 1 atmosphere equals 760 mm of mercury. By multiplying 470 mm of mercury by the conversion factor, the units of mm of mercury cancel out, leaving the result in atmospheres. The final calculation is 470 divided by 760, resulting in approximately 0.618 atmospheres. The tutorial concludes with a confirmation of the correct conversion.

What is the initial step in converting 470 mm of mercury to atmospheres?

• Measure the temperature of mercury.

• Calculate the volume of mercury.

• Identify a suitable conversion factor.

• Find the molecular weight of mercury.

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

• 1 atmosphere equals 1000 mm of mercury.

• 1 atmosphere equals 760 mm of mercury.

• 1 atmosphere equals 500 mm of mercury.

• 1 atmosphere equals 1013 mm of mercury.

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

• To convert the result to millimeters.

• To simplify the calculation.

• To ensure the units of mm of mercury cancel out.

• To increase the value of the result.

What is the final result of converting 470 mm of mercury to atmospheres?

• 0.618 atmospheres

• 1.618 atmospheres

• 0.718 atmospheres

• 0.518 atmospheres

How do we verify that the conversion from mm of mercury to atmospheres is done correctly?

• By recalculating using a different method.

• By comparing with a standard table.

• By ensuring the final units are atmospheres.

• By checking if the temperature is constant.