Solution
Step
1- Find the mole of gas present.
Step
2- Convert the temperature
from Celsius to Kelvin.
Step
3- Convert the volume from
millilitres to litres.
Step
4- Solve for pressure
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for extra assistance
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The molar mass of C2H4
is 28
The number of mole of CO2 is
=> 66/28= 2.36 mole
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25 degrees Celsius is (273 + 25) 298o K
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The volume is already given in litres.
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Place the values of each variable in the formula and solve for pressure
P = (2.36 X 8.31 X 298) / 2.4 = 2435kPa
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The
ideal gas equation
 (2) |
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A 66.0 gram
sample of ethene gas(C2H4) was placed in a 2.4 litre
container at a temperature of 25oC. What is the pressure exerted
by the gas on the walls of the container?
(Atomic mass of C = 12, H = 1) Clues
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