# Problem: A mixture of 0.220 moles CO, 0.350 moles H 2 and 0.640 moles He has a total pressure of 2.95 atm. What is the pressure of H2 (in atm)?a. 1.56 atmb. 0.649 atmc. 1.03 atmd. 0.853 atm

###### FREE Expert Solution
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###### FREE Expert Solution

We’re being asked to calculate the partial pressure of H2 in a mixture of CO, H2 and He

Recall that the partial pressure of a gas (PGas) in a mixture is given by:

88% (305 ratings)
###### Problem Details

A mixture of 0.220 moles CO, 0.350 moles H 2 and 0.640 moles He has a total pressure of 2.95 atm. What is the pressure of H2 (in atm)?

a. 1.56 atm

b. 0.649 atm

c. 1.03 atm

d. 0.853 atm

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Partial Pressure concept. You can view video lessons to learn Partial Pressure Or if you need more Partial Pressure practice, you can also practice Partial Pressure practice problems .

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Our tutors rated the difficulty of A mixture of 0.220 moles CO, 0.350 moles H 2 and 0.640 moles... as medium difficulty.

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Our expert Chemistry tutor, Dasha took 3 minutes to solve this problem. You can follow their steps in the video explanation above.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Taylor's class at FSCJ.