What is the state of matter where the particles are spread out and have no definite shape or volume?

• Gas

• Plasma

• Solid

• Liquid

What is the unit for measuring the volume of a gas?

• Meters (m)

• Kelvin (K)

• Liters (L)

• Grams (g)

What is the unit for measuring the temperature of a gas?

• Kelvin (K)

• Moles (mol)

• Celsius (C)

• Fahrenheit (F)

What is the unit for measuring the amount of molecules present in a gas?

• Liters (L)

• Meters (m)

• Grams (g)

• Moles (mol)

Which of the following units can be used to measure the pressure of a gas?

• Newton (N)

• Pascal (Pa)

• Joule (J)

• Kilogram (kg)

At what temperature is STP for gases measured in Celsius?

• 0 C

• 100 C

• 25 C

• 50 C

At what pressure is STP for gases measured in atmospheres?

• 0.1 atm

• 0.5 atm

• 1 atm

• 2 atm

At what pressure is STP for gases measured in kPa?

• 101.3kPa

• 101kPa

• 1kPa

• 760kPa

Which of the following units is equivalent to 1 Newton per square meter?

• Millimeter of Mercury (mmHg)

• Atmosphere (atm)

• Kilopascal (kPa)

• Pascal (Pa)

What is the standard temperature in Kelvin at STP?

• 273 K

• 0 K

• 100 K

• 373.15 K