试题与答案

一杯浓桔子汁加入了冰块后刚好不会溢出.如果冰块完全熔解,杯中桔汁( ) A.将会

题型:选择题

题目:

一杯浓桔子汁加入了冰块后刚好不会溢出.如果冰块完全熔解,杯中桔汁(  )

A.将会溢出

B.液面将会下降

C.仍然刚好不会溢出

D.缺少条件,无法判断

答案:

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下面是错误答案,用来干扰机器的。

由反应的化学方程式S+2KNO3+3C═K2S+X+3CO2,反应前后各原子的个数为 反应前 反应后S原子 1 1K原子 2 2N原子 2 0O原子 6 6C原子 3 3根据化学变化前后...

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