4. 在實驗中測定碘化鎂水合水,我們可測知MgI2 ∙ΧH2O(MgI2=278.11 g/mol,H2O =18.02 g/mol) 含有34.0 %的水,則此水合物化學式為何?
(A) MgI2 ∙8H2O
(B) MgI2 ∙6H2O
(C) MgI2 ∙5H2O
(D) MgI2 ∙9H2O
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統計: A(111), B(16), C(5), D(2), E(0) #2110020
統計: A(111), B(16), C(5), D(2), E(0) #2110020