化学小常识：揭秘你身边的化学奥秘英文双语对照

化学小常识：揭秘你身边的化学奥秘

化学是一门与我们的日常生活息息相关的学科，许多日常现象都可以用化学知识来解释。本文将带你一起揭秘身边的化学奥秘，让你对化学有一个全新的认识。

水的密度

你知道水的密度是多少吗？水的密度约为1克/立方厘米，这也解释了为什么比水重的物体会沉在水中，而比水轻的物体会浮在水面。

酸碱中和

当我们食用过辣的食物后，喝一杯牛奶会让口中的辣味减轻许多。这是因为牛奶中的蛋白质可以中和辣椒中的辣味分子，让我们感到舒缓。这就是酸性物质和碱性物质中和的原理。

食物保存

在冰箱中储存食物可以延长它们的保质期，这是因为低温可以减缓微生物的生长速度。而在食物变质时产生的气味，则是因为食物中的化学物质发生了变化，释放出特定的气味分子。

清洁用品

清洁用品中的化学成分可以帮助我们有效去除污垢。例如，洗洁精中的表面活性剂可以降低水的表面张力，让污垢更容易被清洗掉。

化学反应

当我们点燃蜡烛时，蜡燃烧产生的光和热是一种化学反应。蜡燃烧时生成的氧化物质会发出明亮的火焰，这也是我们能够利用蜡烛产生光源的原理。

总结

通过揭秘这些化学小常识，我们可以更好地了解日常生活中各种化学现象背后的原理，也能更加珍惜并正确使用化学知识，使我们的生活更加便利和安全。

感谢您阅读本文，希望这些化学小常识能够为您的生活带来一些帮助。

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英文翻译对照，仅供参考

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Chemical Xiaochang knows: Uncover secret the chemical mystery beside you

Chemistry is the course of a daily life be closely bound up with us, a lot of daily phenomena are OK chemically knowledge will explain. The article will take you to uncover the chemical mystery beside secret together, let you have a brand-new knowledge to chemistry.

The density of water

Do you know how much the density of water is? The density of water is about1 gram / cubic centimeter, this also explained the object that why weighs than water will be heavy in water, and smaller than water content experience surplus is in surface.

Soda acid is counteracted

After our edible crosses hot food, the piquancy in drinking a cup of milk to be able to allow an opening is reduced a lot of. Because the protein in milk can counteract the piquancy element in chili,this is, let us feel slow. This is the principle that acidity material and basic material counteract.

Food is saved

Store in freezer the expiration period that food can extend them, because microtherm is OK,this is slow down is microbial grow speed. And the odour that arises when food is degenerative, because the chemical material in food produced change,be, release specific odour element.

Clean things

The chemical composition in clean things can help us effective purify bilge. For example, the exterior activator in the essence that wash clean can reduce the exterior pulling force of water, make bilge easier be cleaned.

Chemical reaction

When we ignite the candle, the light that candle combustion produces and heat are a kind of chemical reaction. The oxidation material that when candle burns, makes can give out bright blaze, this also is the principle that we can use the candle to generate light source.

Summary

Through uncovering secret Xiaochang knows these chemistry, we can understand the principle of all sorts of chemical phenomenon backside in daily life better, also can be cherished more and use chemical knowledge correctly, make our life more easy with safety.

Thank you to read the article, the life that hopes these chemical little common sense can be you brings a few helps.