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Molar Volume of a gas
The molar volume of a gas is
constant at constant temperature
and pressure and is independent of
the gas.
It is (LEARN) :
"the volume occupied by one mole of
gas at a given temperature and
pressure."
09/10/2011 PHB - gases calculations…read more

Slide 3

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Factors that effect gases
Temperature
­ As temperature increases
­ Volume increases
Pressure
­ As pressure increases
­ Volume decreases
09/10/2011 PHB - gases calculations…read more

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Gay Lussac's Law
Is not don't mention my name!
It is: "When gases react with each
other, the volume of the gases and
their products are in the same
stoichiometric ratio as the equation
for the reaction."
Eg:
H2(g) + I2(g) 2HI(g)
1vol + 1vol 2vol
09/10/2011 PHB - gases calculations…read more

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Number of moles of a GAS
No of moles of a gas = actual volume
molar volume
09/10/2011 PHB - gases calculations…read more

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Gases
Questions & Answers…read more

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