P1v1/t1 = p2v2/t2
<span>
0.9atm ( 50ml)/298K = 1atm x (v) / 273 </span>
<span>solve for v </span>
<span>0.9 x 50 x 273 /298 x 1= v </span>
<span>v = 41.2 ml</span>
Temp must be Kelvin
38 C =
<span>
<span>
<span>
311.15
</span>
</span>
</span>
K
Volume at STP = 8.50 liters * (273.15 / 311.15) * (725 / 760) =
<span>
<span>
<span>
7.1182746306
</span>
</span>
</span>
Liters
The formula to use is:
Volume at STP = Present Volume * (273.15 / Present Temp °K) * (Present Pressure (Torr) / 760)
This is a microscope.
Hope this clears that up for you.
There are around 208.74 g