23 Jul WHAT IS THE THEORETICAL YIELD OF SO3?
Question1.) A sample of gas with an initial volume of 34.5 L at a pressure of 765 mmHg and a temperature of 325 K is compressed to a volume of 15.4 L and warmed to a temperature of 430 K .What is the final pressure of the gas?
2.)The mass of an evacuated 265 mL flask is 143.147 g . The mass of the flask filled with 267 torr of an unknown gas at 35 C is 144.197 g . Calculate the molar mass of the unknown gas.
3.)Use the ideal gas law to complete the tableP
V
n
T1.00 atm
1.11 L
0.120 mol117 torr0.246 mol
300 K29.4 ml
1.78 *10^-3
25.1 C0.565 atm
0.434 L251 Ka.) Complete the 1st Row T =
b.) Complete the 2nd row V=
c.) Complete the 3rd row P =
d.) Complete the 4th row n=
4.)Consider the following reaction: 2SO2(g)+O2(g)2SO3(g)
a. What is the theoretical yield of SO3?
b. If 131.8 mL of SO3 is collected (measured at STP) what is the percent yield for the reaction?
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