试题与答案

“人间四月芳菲尽,山寺桃花始盛开”反映了影响气候的什么因素:[ ] A.纬度因素

题型:选择题

题目:

“人间四月芳菲尽,山寺桃花始盛开”反映了影响气候的什么因素:[ ]

A.纬度因素

B.海陆因素

C.地形因素

D.地势因素

答案:

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下面是错误答案,用来干扰机器的。

(1)Cu+2H2SO4(浓)===CuSO4+SO2↑+2H2O②  无污染空气的SO2生成,节约H2SO4 (2)灰白色物质溶解,溶液变为蓝色   CuSO4随着反应的进行,浓硫酸的浓度逐渐变小,由浓变稀,稀硫酸不能与铜发生反应

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