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Chemistry Paper 1 > C4 - Chemical Calculations > Flashcards

C4 - Chemical Calculations Flashcards

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1
Q

What’s the equation for concentration?

A

Concentration = mass/volume

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2
Q

What’s the equation for percentage yield?

A

Percentage yield = (amount produced / theoretical yield) x 100

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3
Q

What is the equation for atom economy?

A

Atom economy = (Mr useful product / Mr ALL reactants) x 100

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4
Q

Why is the actual yield always less than theoretical yield?

A

•product left in apparatus
•reversible reactions not going to completion
•side reactions
•losses when separating the product from reaction mixture

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5
Q

What is avogrado number?

A

6.02 x 10^23

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Chemistry Paper 1 (7 decks)

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