Asked by Rach

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
Answered by DrBob222
Wouldn't it be
15.0 kJ x (4 x atomic mass F/1.50) = ??
Check my thinking.
Answered by Ayla
814
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