Gas Relationship
Variables
Problems
Common Knowledge
Potluck
100
What is the relationship between volume and pressure?
Indirect
100
What does P stand for in the combined gas law equation?
Pressure
100
Forty six millimeters of nitrogen are measured at 18C and 730 mm Hg. Calculate the volume under standard conditions (T=298K, P=760 mm Hg)
V2=41.45 mL
100
What does the equation C+273 equal?
Kalvin
100
True or False: Scuba divers use combined gas law for there tanks.
True
200
What is the relation ship between temperature and volume?
Direct
200
What does V stand for in the combined gas law equation?
Volume
200
A gas has a pressure of 5 atm at 279 K. What is the pressure if the temperature is raised to 500 K?
Second pressure equals 8.96 atm
200
What does STP mean?
Standard temperature and pressure
200
How do you convert celsius to kelvin?
C+273=K
300
What is the relationship between pressure and temperature?
Direct
300
What does T stand for in the combined gas law equation?
Temperature in kelvin
300
A gas occupied 1200 mL under a pressure of 740 mm Hg at a temperature of 19C. The next day it was measured under a pressure of 754 mm Hg at a temp of 14C. What volume dod the gas occupy under these conditions?
Second volume equals 1157 mL
300
What units can volume be in?
L or mL
300
What is a real life example of combined gas law?
A scuba divers tank, tire pressure, refrigeration, etc.
400
What happens to the volume if the temperature rises.
The volume increases
400
What does the 1 and 2 mean behind the variables?
It means the first and second amount of that variable
400
178 mL of gas is at 15C and 743 mm Hg. Calculate its volume at STP.
Second volume equals 164.95 mL
400
Whats the difference between combined gas law and ideal gas law?
Combined gas law uses the variables P,T,V and ideal gas law use those three and moles.
400
What 3 laws does combined has law include?
Boyle's Law, Charles' Law, and Gay-Lussac's Law
500
What happens to the temperature of a gas when the volume becomes 0?
The temperature becomes 0 kelvin
500
What is the equation for combined gas law?
500
A gas with a volume of 450 mL when measured under standard conditions is subjected to a pressure of 780 mm Hg and a temp of 22C. Calculate the new volume.
Volume equals 473.8 mL
500
Who proposed the combined gas law?
Benoît Paul Emile Clapeyron
500
A sample of gas occupies 11 mL under a pressure of 740 mm Hg at a temperature of 15C. What will the volume be at 770 mm Hg and 5C?
Volume equals 10.2