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gcse chemistry > equations > Flashcards

equations Flashcards

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1
Q

number of moles=

A

mass (g) / Mr

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2
Q

mass=

A

number of moles X Mr

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3
Q

Mr =

A

mass/ number of moles

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4
Q

concentration (g/dm^3)

A

mass of solute (g) / volume of solvent (dm^3)

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5
Q

rate of a reaction =

A

amount of reactant used up/ time

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6
Q

Rf=

A

distance travelled by substance / distance travelled by solvent

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gcse chemistry (15 decks)

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