Topic 1 Definitons Flashcards by Katie Lowry

Q

Empirical formula

A

A formula which shows the simplest whole number ratio of atoms of each element in a compound.

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Q

Molecular formula

A

A formula which shows the actual number of atoms of each element in a molecule.

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Q

Molar gas volume

A

The volume of one mole of gas under specified conditions of
temperature and pressure e.g. 24 dm3 at 20 °C (293K) and one atmosphere pressure.

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Q

Percentage yield

A

Actual yield/Theoretical yield

X 100

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Q

Atom economy

A

Mass of desired products/total mass of products

X 100

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