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May 25, 2015

Homework Help: Chemistry

Posted by Sarene-to Dr. Bob222 on Tuesday, September 28, 2010 at 6:46pm.

Thank you!

I redid my questions and I got the following answers. Please let me know if they are correct!
I am really unsure about the significant digits!

1. 135.32g NH3
2. 1.85g H2
3. 9.93X10^19 molecules.

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