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OpenStudy (anonymous):
What is the density (in g/L) of hydrogen gas at 23.0 C and a pressure of 1645psi ?
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OpenStudy (preetha):
You have to use the equation, PV=nRT. Convert all the units to atm, K. Assume Volume = 1 L. Then solve for n, the number of moles. Convert that to g using molar mass. And convert that to density using the volume =1 L
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