题目 Do you know why sugar ___ much faster in water than in oilA. dissolvesB. meltsC. spreadsD. swims 相关知识点: 试题来源: 解析A 题目询问糖为何在水中溶解比油快。 - **A. dissolves**:溶解,正确。糖在水中溶解是因水是极性溶剂,能与糖分子形成氢键,促使其分解。 - **B...
The OMNI station has a large dust bin that can hold months’ of debris, while washing the mop head with hot water can dissolve stubborn stains and remove odours. In addition, robot vacuums are equipped with sensors that send alerts to apps to notify users when it's time to replace ...
You can get ear drops with a liquid substance called a cerumenolytic, over the counter. This liquid solution, which may be water-based or oil-based, helps thin or dissolve earwax. They may recommend water-based cerumenolytics with ingredients such ashydrogen peroxide, carbamide peroxide, aceti...
魚油會溶解保麗龍嗎? 只要有充足的時間,所有的油(魚油、橄欖油、芥花油等)都會溶解保麗龍。有一些魚油溶解保麗龍的速度很快,其他油的速度則慢得多。這種交互作用及其發生的速度,與一種稱為極性的化學性質有關。 極性使油和保麗龍起交互作用 極性是描述分子電荷的一種方式。水是極性分子;它有兩個氫原子在水...
只要有充足的时间,所有的油(鱼油、橄榄油、芥花油等)都会溶解泡沫塑料。有一些鱼油溶解泡沫塑料的速度很快,其他油的速度则慢得多。这种交互作用及其发生的速度,与一种称为极性的化学性质有关。 极性使油和泡沫塑料起交互作用 极性是描述分子电荷的一种方式。水是极性分子;它有两个氢原子在水分子的一端产生正电荷...