Calculate the net change in energy for the following reaction:
2na(s) + 2hcl(g) → 2nacl(s) +...
Chemistry, 26.07.2019 16:20 flowersthomas1969
Calculate the net change in energy for the following reaction:
2na(s) + 2hcl(g) → 2nacl(s) + h2(g)
given the following information:
energy of sublimation of na(s) = 97 kj/mol
bond energy of hcl = 427 kj/mol
ionization energy of na(g) = 496 kj/mol
electron affinity of cl(g) = –349 kj/mol
lattice energy of nacl(s) = –778 kj/mol
bond energy of h2 = 432 kj/mol
Answers: 2
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