Percent at. concentration unit?

Context: High School
Thread starter physicist888
Start date Dec 12, 2008
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Concentration Percent Unit

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physicist888

Thread starter
Dec 12, 2008

% at. concentration unit?

hi all
i wonder if someone can help me to know about the concentration measurement unit (% at. ), what does that mean??

thanks

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Mapes

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Dec 12, 2008

It's the percentage of a solute measured by counting atoms.

Redbelly98

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Dec 12, 2008

As opposed to, for example, % by mass.

Percent at. concentration unit?

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Percent at. concentration unit?

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