In the haber process, ammonia is synthesized from nitrogen and hydrogen: n2(g)+3h2(g)→2nh3(g) δg∘ at 298k for this reaction is −33.3kj/mol. the value of δg at 298k for a reaction mixture that consists of 1.3atmn2, 1.4atmh2, and 0.78atmnh3 is kj/mol. in the haber process, ammonia is synthesized from nitrogen and hydrogen: at for this reaction is . the value of at for a reaction mixture that consists of , , and is . −4.42×103 −76.6 −37.7 −5.7 −2.13 × 103