Nitrogen and hydrogen combine to form ammonia in the haber process. calculate (in kj/mole) the standard enthalpy change dh° for the reaction written below, using the bond energies given. just enter a number (no units).
n2(g) + 3h2(g) -> 2nh3(g)bond: n≡n h-h n-hbond energy: 945 432 391

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

(b) which contains higher levels of vitamin b, oranges or spinach?

explanation:

you can eliminate a, c, and d because they are questions based on opinions.