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υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=υ(Y) 3υ(W)=2υ(X)
v(W)=3v(Z) 2v(X)=3v(Z)
2v(X)=v(Y) 3v(W)=2v(X)
υ(W) = 3υ(Z) 2υ(X) = 3υ(Z) 2υ(X.) = υ(Y.) 3υ(W.) = 2υ(X.)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=υ(Y) 3υ(W)=2υ(X)
2υ(W)=3υ(X) 2υ(X)=3υ(Z) 2υ(Y)=4υ(X) 3υ(Y)=4υ(Z)
v(W)=3v(Z) 2v(X)=3v(Z) 2v(X)=v(Y) 3v(W)=2v(X)
v(W)=3v(Z) 2v(X)=3v(Z) 2v(X)=v(Y) 3v(W)=2v(X)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=v(Y) 3υ(W)=2υ(X)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=υ(Y) 3υ(W)=2υ(X)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=v(Y) 3υ(W)=2υ(X)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)=υ(Y) 3υ(W)=2υ(X)
v(W)=3v(Z) 2v(X)=3v(Z) 2v(X)=v(Y) 3v(W)=2v(X)
υ(W)=3υ(Z) 2υ(X)=3υ(Z) 2υ(X)= υ(Y) 3υ(W)=2υ(X)
n(Z)=1.5 mol n(Z)=2.4 mol n(W)=1.6 mol n(W)=2.0 mol
2v(X)=v(Y) 2v(X)=3v(Z)
v(W)=3v(Z) 3v(W)=2v(X)
v(W)=3v(Z) 2v(X)=3v(Z) 2v(X)=v(Y) 3v(W)=2v(X)
v (W)=3 v (Z) 2 v (X)=3 v (Z) 2 v (X)= v (Y) 3 v (W)=2 v (X) 已知:2Zn(s) + O2(g) = 2ZnO(s) △H=-701.0kJ·mol-1 2Hg(l) + O2(g) = 2HgO(s) △H=-181.6kJ·mol-1 则反应Zn(s) + HgO(s) = ZnO(s) + Hg(l)的△H为 A. + 519.4kJ·mol-1 B. + 259.7 kJ·mol-1 C. -259.7 kJ·mol-1 D. -519.4kJ·mol-1
v(W)=3v(Z) 2v(X)=3v(Z) 2v(X)=v(Y) 3v(W)=2v(X)