In all carbonated beverages, CO2 is dissolved in the liquid portion of the drink
ID: 524036 • Letter: I
Question
In all carbonated beverages, CO2 is dissolved in the liquid portion of the drink under elevated pressure. There is always a space over the liquid containing pressurized CO2 that keep it dissolved in the liquid. Your job is to determine in atmospheres of the CO2 over the liquid in a carbonated drink can.
PV=nRT
(Can total weight=228.684g / can open weight= 228.504 / Tempertaure= 21 degrees C is 294.15 degrees K / 221 mL in can / 232 mL filled to the top / head space 11 mL)- info I calculated
Procedure:?
Data:?
Calculations:?
Conclusions:?
Explanation / Answer
from PV=nRT
P= nRT/V, V= volume= 11ml=11/1000 L= 0.011 L, mass of CO2= 228.684- 228.504 =0.18gm, moles of CO2= mass/molar mass= 0.18/44= 0.0041, T= 294.15 K, P= 0.0041* 0.0821 L.atm/mole.K* 294.15/ 0.011 =9 atm
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