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max2010maxim [7]
3 years ago
8

Help ASAP!

Chemistry
1 answer:
ipn [44]3 years ago
5 0

I believe the answer is D

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What is the density of oxygen gas (O2) at 2.3 atmospheres and 305 Kelvin? Show all of the work used to solve this problem.
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Answer:

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Explanation:

First, let us derive an expression for the density, using the ideal gas equation:

PV = nRT (1)

V = nRT/ P (2)

Recall:

Number of mole(n) = mass(m)/Molar Mass (M)

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Substituting the value of n into equation 2:

V = nRT/ P

V = mRT/ MP

Now Divide both side by m

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Inverting the above equation, we have:

m/V = MP/RT

But Density = m/V

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From the question given, we obtained the following data:

P = 2.3atm

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