不加盐的水与加了盐的水同时放入冰箱冷冻十分钟
不加盐的水与加了盐的水同时放入冰箱冷冻十分钟
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数学人气:469 ℃时间:2020-03-24 18:30:57
优质解答
盐会使水的凝固点降低,造成,一般水的凝固点是0度,家了盐就不一样了,结冰会慢一些.
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