4.4 Moles 1 Flashcards by Emma Baker

Q

percentage by mass equation

A

mass of x/RFM x 100

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Q

moles equation

A

moles = mass/RFM

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Q

percentage yield equation

A

experimental/theoretical x 100

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Q

RFM

A

Add mass numbers of all elements

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Q

Empirical formula definition

A

The simplest mole ratio of a substance’s elements

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Q

Molecular formula definition

A

The actual number of atoms in a molecule

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