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Topic: adding equations (Read 3888 times)
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kenny122
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adding equations
«
on:
November 26, 2007, 02:54:15 PM »
i need to add the following equations, and cannot for the life of me get it.
1) Fe+3HCL=FeCl3+3/2H2
2)Fe2O3+6HCL=2FeCl3+3H2O
3)2H2+02=2H2O
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AWK
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Re: adding equations
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Reply #1 on:
November 27, 2007, 01:26:10 AM »
Why for?
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kenny122
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Re: adding equations
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Reply #2 on:
November 27, 2007, 02:25:52 PM »
i am supposed to add the equations to give the final equation for the combustion of iron, and then add the heats of reactions, which i already have.
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AWK
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Re: adding equations
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Reply #3 on:
November 28, 2007, 01:17:56 AM »
Fe + O2 = Fe2O3 ?
Then multiply eq. 1 by 4, eq.2 by 2 and change sides, eq. 3 by 3, and finally add all equations
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adding equations