Ideal Gas & Test Practice

A gas is at STP.

Which of the following is STP.

• 273 K

  1 atm

• 0 K

  1 atm

• 273 K

  0 atm

When using the ideal Gas Law, the value for 'R' depends on the ___ unit being used.

• temperature

• pressure

• volume

If a atm is being used for pressure, which value of R is used?

• 0.0821

• 8.314

• 62.4

Which variable (letter) represents moles?

• m

• n

• R

Which of the following have an indirect (inverse) relationship?

• P and V

• T and P

• T and V

• all have an indirect relationship

This graph represents any ____ relationship.

• indirect (inverse)

• direct

Tags

NGSS.HS-PS2-1

This graph represents any ____ relationship.

• indirect (inverse)

• direct

A container contains 0.75 moles of gas at 20⁰C and a pressure of 1.25 atm. Determine the volume of this gas.

**Keep 1 number after the decimal

(a)  

Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.

**Keep 1 number after the decimal

(a)  

The total pressure in a tank is 1708 mmHg. If the partial pressures of gases A and B are 205 mmHg and 760 mmHg, determine the missing partial pressure.

(a)