Solutions Formulas Flashcards by bart voto

Q

Molality (m)

A

Moles of solute/ kg of solvent

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Q

Ppm

A

Grams of solute/ mass of solution x 10^6

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Q

Percent by mass

A

Mass of solute/ mass of solution x 100

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Q

Mole fraction

A

Moles of part/ total moles

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Q

Dilution

A

MV=mv

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Q

New freezing point

A

Tf=mKfi

M=molality
I= van hoff factor

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Q

New boiling point

A

Tb=mKbi

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Q

Freezing point dispersion constant

A

Kf(h20)= 1.86 c/m

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Q

Boiling point elevation constant

A

Kb(H20) = .52 c\m

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Q

Can hoff factor for molecular compounds

A

1

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Q

Molarity (M)

A

Moles of solute/ liters of solution

Must be in liters and kilograms

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