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Science-Related Homework Help Chemistry Topic started by: fionacurley on Jan 6, 2013



Title: What is the difference between atomic mass and molar mass?
Post by: fionacurley on Jan 6, 2013
I understand that atomic mass is the mass of 1 atom of a particular element and molar mass is the mass of 1 mole of an atom or molecule, but are there any more differences?


Title: What is the difference between atomic mass and molar mass?
Post by: tomtom1 on Jan 6, 2013
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Title: What is the difference between atomic mass and molar mass?
Post by: tom_van on Jan 6, 2013
They are essentially the same thing. The atomic mass is the average mass of the element based on which isotope shows up more in nature. Molar Mass is the grams it takes of any element to equal one mole ( or the mass that 6.022 x 10^23 atoms of that element.) They can be interchanged, because they are basically the same thing.

When you think about it, if each atom ways however much, then 6.022 x 10^23 atoms would have the same proportional weight as a single atom. The chances are, you are going to use Molar Mass a lot more, so just accept that its the same thing.