试题与答案

咽峡

题型:名词解释

题目:

咽峡

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B解析:在工作提供了个人的责任、反馈和中等程度的风险时,“高成就动机者”会受到激励。选项(a),(c)和(d)不正确,“高成就动机者”更偏爱中等程度的风险。在中等程度风险存在时,他们表现最好。

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题型:选择题

原电池的电极名称不仅与电极材料的性质有关,也与电解质溶液有关。下列说法中不正确的是[ ]

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B. 由Fe、Cu、FeCl3溶液组成原电池,正极反应式为:2Fe3+ + 2e-=2Fe2+

C. 由Mg、Al、NaOH溶液组成原电池,负极反应式为:Al - 3e-+ 3OH-=Al(OH)3

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