Needed formula Flashcards by Jack R | Brainscape

Q

Number of molecules

A

6.02x10^23 x amount of substance in mol

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Q

Mass

A

Relative formula mass x mole

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Q

Concentration in mol/dm^3

A

amount of solute in mol/volume in dm^3

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Q

cm^3 to dm^3

A

divide by 1000

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Q

dm^3 to cm^3

A

multiply by 1000

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Q

mol/dm^3 to g/dm^3

A

multiply by relative formula mass

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Q

g/dm^3 to mol/dm^3

A

divide by relative formula mass

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Q

%atom economy

A

mr of atoms from required products x 100 / mr of reactants

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Q

%yield

A

actual yield x 100/theoretical yield

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Q

Moles of gas

A

Volume (dm^3) / 24

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