Posted by **Catie** on Friday, January 7, 2011 at 1:29pm.

A compund containing elements A and B has the formula A3B. If a jar containing 100 molecules of the compound A3B, how many atoms of type A are in the jar?

- Chemistry -
**bobpursley**, Friday, January 7, 2011 at 1:39pm
What is 3atoms/molecule* 100 molecules equal to?

- Chemistry -
**AHS**, Monday, January 10, 2011 at 12:15pm
Catie, the answer is 300, i had a hard time with this one also. lol the extra credit packet is kinda tricky...watch out!

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