Question

balancear • CH4(g) + O2(g) --- CO2(g) + H2O (g) +213 kcal.

•C3H8(g) + O2(g)-----CO2(g)+H2O(l). ∆H=-2219,8 Kj.
AYUDA PORFAVOOOOR

Answer 1

CH4(g) + 2 O2(g) -> CO2(g) + 2 H2O (g)
C3H8(g) + 5 O2(g) -> 3 CO2(g) + 4 H2O(l)