Question

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

Related Questions

Put the following in order in terms of increasing melting point: SiH4, SiO2, CH4, NH3, PH3. Lowes... How many kJ of energy are released when 2 moles of NO reacts with an excess of ozone O3? How many k... SiH4(g) + 2 F2(g) SiF4(g) + 4 HF(g) If 18.9 kJ are released when 1.10 g of F2 reacts with an exc...