saturated solution

简明释义

饱和溶液

英英释义

例句

1.A saturated solution can be formed by heating the solvent and then adding solute.

通过加热溶剂并添加溶质，可以形成饱和溶液。

2.In chemistry class, we learned how to make a saturated solution of sugar in hot water.

在化学课上，我们学习了如何在热水中制备饱和溶液的糖。

3.The concept of a saturated solution is essential in understanding solubility limits.

理解溶解度极限时，饱和溶液的概念至关重要。

4.To create a saturated solution, you need to add salt to water until no more dissolves.

要制备一个饱和溶液，你需要向水中加入盐，直到再也无法溶解为止。

5.When the temperature drops, a saturated solution may precipitate some solute.

当温度下降时，饱和溶液可能会沉淀出一些溶质。

作文

A saturated solution is a fascinating concept in the field of chemistry that describes a solution in which the maximum amount of solute has been dissolved in a solvent at a given temperature and pressure. This means that no more solute can be added without causing some of it to remain undissolved. Understanding saturated solutions is essential for various applications, including cooking, pharmaceuticals, and environmental science.To illustrate this concept, let’s consider a simple example: making saltwater. When you add salt to water, it dissolves until the solution reaches its limit. At this point, if you continue to add salt, you will notice that some of it does not dissolve and settles at the bottom. This is a clear demonstration of a saturated solution (饱和溶液), where the water can no longer hold any more salt in solution.The formation of a saturated solution is influenced by several factors, including temperature and pressure. For instance, heating a solution often increases the solubility of solids, allowing more solute to dissolve. Conversely, cooling a saturated solution can lead to crystallization, as the solute may exceed its solubility limit at lower temperatures. This principle is widely used in processes like recrystallization in laboratories, where pure substances are obtained from impure mixtures.In addition to temperature, the nature of the solute and solvent plays a significant role in the formation of a saturated solution. Different solutes have varying solubilities in different solvents. For example, sugar is highly soluble in water, while oil does not dissolve in water at all. This characteristic is crucial in cooking, where the right saturated solution can enhance flavors and textures, such as when preparing sauces or marinades.Moreover, saturated solutions are important in understanding natural processes in the environment. For instance, groundwater can become saturated with minerals, leading to the formation of mineral deposits. Similarly, in aquatic ecosystems, the solubility of oxygen in water affects the survival of fish and other aquatic organisms. Thus, the study of saturated solutions extends beyond the laboratory and into real-world applications.In conclusion, a saturated solution (饱和溶液) is a critical concept in chemistry that has practical implications across various fields. By grasping the principles behind saturated solutions, we can better understand how substances interact and how these interactions can be harnessed for different purposes. Whether it is in cooking, pharmaceuticals, or environmental science, the knowledge of saturated solutions empowers us to make informed decisions and innovate in our respective fields.

饱和溶液是化学领域中的一个迷人概念，描述的是在特定温度和压力下，溶剂中已经溶解了最大量的溶质的溶液。这意味着在不使溶质部分未溶解的情况下，无法再添加更多的溶质。理解饱和溶液对于烹饪、制药和环境科学等各种应用至关重要。为了说明这个概念，让我们考虑一个简单的例子：制作盐水。当你将盐加入水中时，它会溶解，直到溶液达到其极限。在这一点上，如果你继续添加盐，你会注意到有些盐不会溶解并沉淀在底部。这清楚地展示了饱和溶液，其中水再也无法容纳更多的盐。饱和溶液的形成受多种因素的影响，包括温度和压力。例如，加热溶液通常会增加固体的溶解度，使更多的溶质能够溶解。相反，冷却饱和溶液可能导致结晶，因为溶质在较低温度下可能超过其溶解极限。这个原理在实验室的重结晶过程中被广泛应用，纯物质可以从不纯混合物中获得。除了温度，溶质和溶剂的性质在饱和溶液的形成中也起着重要作用。不同的溶质在不同的溶剂中具有不同的溶解度。例如，糖在水中高度可溶，而油根本不溶于水。这一特性在烹饪中至关重要，合适的饱和溶液可以增强味道和质感，例如在准备酱汁或腌料时。此外，饱和溶液在理解环境中的自然过程方面也很重要。例如，地下水可能会与矿物质饱和，从而导致矿物沉积的形成。同样，在水生生态系统中，水中氧气的溶解度影响着鱼类和其他水生生物的生存。因此，饱和溶液的研究不仅限于实验室，还扩展到现实世界的应用。总之，饱和溶液是化学中一个关键的概念，在各个领域都有实际意义。通过掌握饱和溶液背后的原理，我们可以更好地理解物质如何相互作用，以及这些相互作用如何被利用于不同的目的。无论是在烹饪、制药还是环境科学中，对饱和溶液的知识使我们能够做出明智的决策，并在各自的领域中进行创新。