\({N_2}\left( g \right) + {O_2}\left( g \right) \to 2NO\left( g \right)\). The heat of reaction is 43 Kcal. What is the heat of formation of NO (g)

\({N_2}\left( g \right) + {O_2}\left( g \right) \to 2NO\left( g \right

1.	\({N_2}\left( g \right) + {O_2}\left( g \right) \to 2NO\left( g \right)\). The heat of reaction is 43 Kcal. What is the heat of formation of NO (g)
A.	21.5 Kcal
B.	43 Kcal
C.	10.25 Kcal
D.	86 Kcal
Answer» B. 43 Kcal