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Chem 111 > Chapter 6 > Flashcards

Chapter 6 Flashcards

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1
Q

aqueous solution

A

solvent is water

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2
Q

avogadro’s number

A

6.022*10^23

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3
Q

formula mass

A

sum of the average masses for all atoms represented in a chemical formula (molecular mass for covalent compounds)

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4
Q

percent by mass equation

A

%X = mass X / mass compound * 100%

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5
Q

n formula units

A

molecular/molar mass / empirical formula mass

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6
Q

(AxBy)n = ?

A

AxnByn

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7
Q

Molarity

A

mol solute / Liter solution

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8
Q

Dilution formula

A

M1V2 = M2V2

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9
Q

ppm / ppb

A

mass solute / mass solution multiplied by a million or a billion

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Chem 111 (4 decks)

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