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Chemistry

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Josianne Prohaska

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Cards in this guide (4)
How many moles of O2 gas in 1L container

I assume you mean at standard temperature and pressure. Use,

PV = nRT

(1 atm)(1 liter) = n(0.08206 L*atm/mol*K)(298.15 K)

n = 1/24.466

= 0.04 moles oxygen gas

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What effect does adding a solute have on the boiling of solution

The temperature at which the solution boils is raised

Which intermolecular force would affect the melting point the least

Van der Waals forces

What is Daltons law on partial pressure

The total pressure of a mixture of gasses is the sum of the pressures of each gas in the mixture (Apex)

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