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JoyfulSilhouette speaks the truth! <br />
I miss chemistry.

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i tried to add u but it wouldn't let me view ur profile...maybe u can add me :-)

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It's not working for me either for whatever reason o.O

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Number of grams = (# of moles) × (molar mass)

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if that wasn't clear enough... divide total number of grams by the molar mass of the compound and you will get moles...don't forget your significant digits

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Oh man, going crazy with the algebra action up in here!!

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lol

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each element has a relative atomic or molecular mass (RMM or RAM). (refer to periodic table).<br />
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No. of Moles = mass/(RAM or RMM)<br />
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Balance out the chemical equation first, and then you can convert.

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Used to know- way, way back. But if it helps you, mole is a specific number of atoms, or particles, of which each has specific atomic mass.

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