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Chemistry > Calculations involving masses > Flashcards

Calculations involving masses Flashcards

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1
Q

What is relative formula mass?

A

The relative formula of a mass of a compound is the sum of the relative atomic masses of the atoms in the numbers shown in the formula

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2
Q

What is the conservation of mass?

A

No atoms are lost or made during a chemical reaction so the mass of the products equals the mass of the reactants

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3
Q

moles=..

A

mole=massxmr
mass=mole/mr

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Chemistry (18 decks)

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