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cru0QJC>dh,h0 mmSdh1iwl(/)lca6>JcmJ
N2 + 3H2 ---72NH3
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(cruJ~m: ~Ci<:p01dh i2)0m) H=1, N = 14)
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(cruJ.!2Jm: ~a~pi2)ldh'21Om) H=l, N = 14, 0 = 16, C = 12)
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