molarità Flashcards

1
Q

M [ ]

A

moli/V (L)

soluto/soluzione

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2
Q

moli: g/PM

A
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3
Q

molalità m

A

moli soluto / Kg solvente

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4
Q

% in massa

A

g soluto / g soluzione • 100

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5
Q

densità

A

m soluzione / V soluzione

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6
Q

formule

A

M= d • % • 10 / PM

%= M • PM / d • 10

d= M •PM / % • 10

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7
Q

normalità

A

M • n equivalenti (H+)

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8
Q

ricorda

A

• 1M contiene 6,022•10^23 particelle di soluto in ogni L

•l’acqua ha [ ] M= 55,55

•1L di acqua pesa 1Kg

•la densità acqua 1g/mL

•1 mole acqua pesa 18g

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