A 5.00 L flask of Carbon Dioxide (CO2) gas at a pressure of 4.54 ATM had a mass

Question

A 5.00 L flask of Carbon Dioxide (CO2) gas at a pressure of 4.54 ATM had a mass of 36.0g.
A. How many miles of gas are in this flask?
B. What is the temperature, in Kelvin and C, of the gas in this flask?
A 5.00 L flask of Carbon Dioxide (CO2) gas at a pressure of 4.54 ATM had a mass of 36.0g.
A. How many miles of gas are in this flask?
B. What is the temperature, in Kelvin and C, of the gas in this flask?

A. How many miles of gas are in this flask?
B. What is the temperature, in Kelvin and C, of the gas in this flask?

Explanation / Answer

A)

mass of CO2 = 36.0 g

moles of CO2 = 36 / 44 = 0.818

moles of gas = 0.818 mol

B)

volume = 5.00 L

pressure = 4.54 atm

moles = 0.818 mol

P V = n R T

4.54 x 5 = 0.818 x 0.0821 x T

T = 338 K

temperature = 338 K

temperature = 64.8 oC

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