Homework Help: Chemistry

Posted by Megan on Monday, March 8, 2010 at 7:32pm.

If 15.0 kJ are released when 1.40 g of F2 reacts with an excess of SiH4, complete the thermochemical equation below.
SiH4(g) + 2 F2(g) SiF4(g) + 4 HF(g)
ÄHrxn = ?kJ

Chemistry - DrBob222, Monday, March 8, 2010 at 7:36pm
I worked this problem for you before.
http://www.jiskha.com/display.cgi?id=1268083526

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