Pre-Lab Experiment 4 SK015

The relationship of which two variables are compared in Charles’s Law?

• pressure & volume
• volume & temperature
• temperature & pressure
• volume & moles (amount of gas)

According to Charles's Law: Volume and temperature have a ______ proportionality.

• direct

• inverse

• linear

• exponential

In Charles's Law, ___________ should always be constant

• Pressure

• Temperature

• Volume

Ideal Gas Equation are combination of the following gas laws:

• Boyle's Law

• Avogadro's Principle

• Charles's Law

Which of the following equations represents the Ideal Gas Equation?

• 
• 
• 
• 

In ideal gas equation, PV = nRT, what does R stand for?

• Ideal gas constant

• Real gas constant

• Temperature constant

According to Boyle's Law, volume of a fixed mass of a given mass is _________ proportional to its pressure at constant temperature.

• directly

• inversely

• equally

Molar mass is in units of ________.

• litre

• grams/mole

• mole

• moles/gram

What is the value for absolute zero temperature?

• 25 degree Celsius or 298 Kelvin

• 0 degree Celsius or 273 Kelvin

• -273 degree Celsius or 0 Kelvin

In part B, step 12, why the conical flask is filled with water up to the brim?

• to measure the volume occupied by the unknown gas

• to measure the volume of condensed unknown liquid