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Dudey!
02-09-2006, 12:57 PM
Q: How many hydrogen atoms are there in one gram(G) of hydrogen?

Thanks =]
Jesus-Egg
03-09-2006, 12:30 PM
1 gram of hydrogen is 1 mole (http://en.wikipedia.org/wiki/Mole_%28unit%29) of hydrogen, and the number of atoms in 1 mole of a substance is known as Avogadro's number (http://en.wikipedia.org/wiki/Avogadro%27s_number).
Dudey!
04-09-2006, 09:05 AM
Thanks +REP =]=]
-Undiscovered
13-09-2006, 04:27 PM
isn't 2

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