2MORE-HUANGPU9 为什么B不能选?
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2MORE-HUANGPU9 为什么B不能选?
2MORE-HUANGPU9 为什么B不能选?
2MORE-HUANGPU9 为什么B不能选?
B,错,压缩体积,NO2的浓度增大,颜色应变深,之后平衡向左移动,颜色又会变浅,但比之前要深一点
C,对,这是一个吸热反应,平衡常数增大,向右移动,一定是升温.
颜色不会变浅的。
体积V减小,平衡向逆反应方向进行,虽然NO2减少,但是其浓度却增大了,故颜色没有变浅。
2MORE-HUANGPU9 为什么B不能选?
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