k. unit 11 solutions 2013-2014
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Transcript of k. unit 11 solutions 2013-2014
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1
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+
procedure
molecular view
vocabulary
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NaOH g 4 solution liter 0.1 x NaOH mole
NaOH g 40 x
solutionliter
NaOH mole 1
5.1 g
180.16 g/mol
.1005 L
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D
D
D
D
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Greasy: will dissolve in
greasy solvents
watery region
OH
watery: will dissolve in
watery solvents (like
water)
A “brick”: hard to
dissolve in anything.
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1 2
1 2
S S
P P
1 2
1 2
S S 3.3 g /L 9.9 g/L (1 atm)(9.9 g/L); ; x = 3 atm
P P 1 atm x (3.3 g/L)
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mass solutePercent solution by mass x 100
mass solution
volume solutePercent solution by volume x 100
volume solution
moles of solute
Liters of solution
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40 g NaCl0.5 moles NaCl x x 0.08 Liters solution = 1.6 grams NaCl
Liter of solution mole NaCl
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mass solute
Percent solution by mass x 100mass solution
volume solutePercent solution by volume x 100
volume solution
moles of solute
Liters of solution
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°
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°
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s