# Chemistry Ideal gas Law graded Classwork

```Name: _______________________________ Pd: ________________ Date:_____________
DO NOW Wednesday May 1, 2019 (PLEASE COPY IT ON YOUR DO NOW SHEET)
A real gas behaves most like an ideal gas at
(1) low pressure and high temperature
(2) low pressure and low temperature
(3) high pressure and high temperature
(4) high pressure and low temperature
Graded Classwork – 4TH, 5TH, 6TH PD - IDEAL GAS LAW QUESTIONS
Directions: Read Section 13.2 pp454-459 to answer the questions below in complete sentences.
1. Explain why Avogadro’s Principle holds true for gases that have small particles and for gases that
have large particles.
2. State the equation for the Ideal Gas Law.
3. Analyze how the ideal gas law applies to real gases using the kinetic-molecular theory.
4. Predict the conditions under which a real gas might deviate from ideal behavior
5. List common units for each variable in the ideal gas law.
Name: _______________________________ Pd: ________________ Date:_____________
Graded Classwork – 4TH, 5TH, 6TH PD IDEAL GAS LAW PROBLEMS
Directions: Use your Ideal Gas Law notes or example problem 13.6 on page 455 to solve the following. For
each problem, identify the variables, write the formula you will use to solve the problem, substitute &
PV = nRT
1. Determine the Celsius temperature of 9.42 mole of a gas contained in a 2.5L container at a pressure
of 4.32 atm.
P=
V=
n=
R=
T=
Formula = _______________________
2. Calculate the volume of a 2.33 mol sample of a gas at 265K and 0.790atm.
P=
V=
n=
R=
T=
Formula = _______________________
3. What is the pressure, in kilopascals, of a 81.0 mol sample of H2 gas at a temperature of 30C if its
volume is 0.505L?
P=
V=
n=
R=
T=
Formula = _______________________
4. Determine the number of moles of a gas present, if the pressure exerted by a gas at 25C and a
volume of 14.4L is 8.13 atm.
P=
V=
n=
R=
T=
Formula = _______________________
```
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