题目内容

下列纯态物质中,哪些单质的标准摩尔生成焓不等于零( )?

A. 金刚石
B. Fe(s)
C. O3(臭氧)
D. Hg(g)
E. Br2(l)
F. 石墨

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广义虎克定律ε1=(σ1-u(σ2+σ3)/E 适用于 。

A. 弹性体
B. 线弹性体;
C. 各向同性弹性体;
D. 各向同性线弹性体;

--(meaning)outstanding;unusual or striking

A. remarkable
B. extreme
C. hopeful
D. Well-known

--(meaning)status established in order of importance or urgency

A. super
B. priority
C. inferior
D. advanced

--(meaning) by good fortune

A. unluckily
B. rapidly
C. fortunately
D. loudly

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