dude420
Mar 14, 2011, 04:24 PM
A 500 g block of dry ice becomes a gas at room temperature
Unknown008
Mar 14, 2011, 10:24 PM
1. Find the number of moles of carbondioxide in the dry ice.
Moles = \frac{Mass}{A_r}
2. Use the formula:
PV = nRT
P is the pressure in Pa
V is the volume you're looking for in m^3
n is the number of moles you got in part 1.
R is the ideal gas constant, 8.31
T is the temperature in Kelvin.