第十四题怎么做
2个回答
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N2+3H2=2NH3 2H(NH3)=EN2+3E(H-H)-6E(N-H)
N2+2H2=N2H4 H(N2H4)=EN2+E(H-H)-4 E(N-H)-E(N-N)
2H(NH3)=EN2+3E(H-H)-6E(N-H)
2*(-45.9)= EN2+3*(436)-6*(391)
H(N2H4)=EN2+2E(H-H)-4 E(N-H)- E(N-N)
95.4= EN2+2*(436)-4*(391)- E(N-N)
E(N-N)=159
N2+2H2=N2H4 H(N2H4)=EN2+E(H-H)-4 E(N-H)-E(N-N)
2H(NH3)=EN2+3E(H-H)-6E(N-H)
2*(-45.9)= EN2+3*(436)-6*(391)
H(N2H4)=EN2+2E(H-H)-4 E(N-H)- E(N-N)
95.4= EN2+2*(436)-4*(391)- E(N-N)
E(N-N)=159
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