Ideal Gas Law Quiz

What is the equation for the Ideal Gas Law?

• P = VnRT

• PV = nRT

• P = V/nRT

• PV = nR/T

In the Ideal Gas Law, what does 'n' represent?

• Moles of gas

• Volume

• Temperature

• Pressure

What is the first step in solving an Ideal Gas Law problem?

• Convert all units to metric

• List all given variables

• Choose the correct gas constant

• Solve for the unknown variable

Which value of the ideal gas constant should be used when pressure is in atmospheres?

• 8.31

• 1.00

• 0.0821

• 62.4

What is the ideal gas constant value for pressure in mmHg?

• 101.3

• 62.4

• 0.0821

• 8.31

How do you convert Celsius to Kelvin?

• Add 273

• Divide by 273

• Subtract 273

• Multiply by 273

In the second example, what is the first step after listing the given variables?

• Find the temperature in Celsius

• Determine the pressure

• Convert grams to moles

• Calculate the volume

What is the pressure unit used in the second example problem?

• Atmospheres

• Millimeters of mercury

• Pascals

• Kilopascals

What is the final calculated pressure in the second example problem?

• 1,200 mmHg

• 4,982 mmHg

• 2,500 mmHg

• 3,000 mmHg

What is a key step to ensure accuracy in solving Ideal Gas Law problems?

• Skip the algebraic rearrangement

• List all given variables correctly

• Ignore unit conversions

• Use any value for the gas constant