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jmd4snow
Probably a bot.


Joined: 31 May 2005
Posts: 1
PostPosted: Tue May 31, 2005 7:03 pm    Post subject: help Reply with quote
Mg + 2H2O-------> H2 + Mg(OH)2
what mass of H gas can be produced by reaction of 1.83g water with as much Mg as needed
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RobJim
Senior Member


Joined: 13 Feb 2005
Posts: 320
Location: Los Angeles, CA
PostPosted: Thu Jun 02, 2005 8:17 pm    Post subject: Reply with quote
Well, you know you have 1.83g water. Convert that to moles. Then, you can use the equation to get the answer via stoichiometry.
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