8. Thermochemistry
Formation Equations
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ANSWERS OPTIONS
A
2 Na(g) + Si(g) + 3 O2(g) → Na2SiO3(s)
B
4 Na(s) + 2 Si(s) + 3 O2(g) → 2 Na2SiO3(s)
C
Na(s) + Si(l) + O2(g) → 1/2 Na2SiO3(s)
D
2 Na(s) + Si(s) + 3/2 O2(g) → Na2SiO3(s)
Provide the balanced formation equation for Na2SiO3(s) using elements in their standard states.