[化學] 台聯93 94的一些問題
32.4+1.325+81=?(取有效數字)
H3O^+的氧原子的FORMAL CHARGE為何?
How many different tripeptides can be made from the two amino acids,
serine and phenylalanine?(Bothamino acids should present in the tripeptides.)
(A)2 (B)4 (C)6 (D)8 (E)10
請問甚麼是tripeptide? 這題題目的意思到底是甚麼呢?
The spectrochemical series is
I^-< Br^-< Cl^-< F^-< OH^-< H2O< NH3< en< NO2^-< CN^-
Which of the following complexs will absorb visible radiation of the
hightest energy?
(A)（Co(en)3）^3+ (B)（Co(I)6）^3- (C)（Co(OH)6）^3-
(D)（Co(H2O)6）^3+ (E)（Co(NH3)6）^3+
要怎麼知道他吸收的可見光最多阿?
Co(en)2Cl2^+這個錯化合物是甚麼形狀的呢?
中心原子Co是有六個還是八個配位數阿?
喔...
還有一題95的...
When tje equilibrium mixture of gasous,colorless N2O4 and brown NO2 is
heated at constant volume, which of the following description is correct
about the system?
(A)The dnesity won't change (B)The degree of dissociation decrease
(C)The color becomes lighter (D)The average molar mass increase
(E)The pressure decrease
我覺得答案是5,可是又不太確定...
以上,請各位高人幫忙解答,台聯大712就要考試了阿阿阿阿阿阿
小妹感激不盡!!!
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