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Solutions Formulas Flashcards

(12 cards)

0
Q

Mole fraction (N)

A

N=mole of substance/total no. of moles

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1
Q

Percentage mass or volume

A

(L or g of solute/L or g total solution) X 100

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2
Q

Molarity (M)

A

M=mole of solute/L of solution

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3
Q

Molality (m)

A

m=mole of solute/Kg of solvent

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4
Q

Density

A

d=mass/volume

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5
Q

ΔVP of solution

A

ΔVP of solution=mole fraction of solvent X VP of pure solvent

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6
Q

VP of solution 1

A

VP of solution=original pressure-ΔVP

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7
Q

VP of solution 2

A

VPsolution=Nsolute X Psolvent

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8
Q

ΔBoiling point

A

ΔTb=Kb X m

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9
Q

Boiling point

A

BP=Original temperature + ΔTb

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10
Q

ΔFreezing Point

A

ΔTf=Kf X m

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11
Q

Freezing Point

A

FP=original temperature-ΔTf

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