acetic/hydrochloric acid

简明释义

乙酸—盐酸混合物;

英英释义

例句

1.The reaction between hydrochloric acid (盐酸) and sodium bicarbonate produces carbon dioxide.

盐酸与碳酸氢钠的反应会产生二氧化碳。

2.The laboratory technician used acetic acid (醋酸) to adjust the pH of the solution.

实验室技术员使用醋酸来调整溶液的pH值。

3.In the food industry, acetic acid (醋酸) is commonly used as a preservative.

在食品工业中，醋酸常用作防腐剂。

4.A solution of acetic acid (醋酸) can be used to remove mineral deposits from surfaces.

稀释的醋酸溶液可以用于去除表面的矿物质沉积物。

5.To clean the glassware, she soaked it in a mixture of water and hydrochloric acid (盐酸).

为了清洁玻璃器皿，她将其浸泡在水和盐酸的混合液中。

作文

The study of acids is a fascinating area in chemistry that has significant implications in various fields, including medicine, food science, and industrial applications. Among the many acids studied, two prominent examples are acetic acid (醋酸) and hydrochloric acid (盐酸). Understanding these acids not only helps in comprehending their chemical properties but also their practical uses in everyday life.Acetic acid, the main component of vinegar, is a colorless liquid with a pungent smell. It is widely used in cooking, as it adds a distinct flavor to various dishes. Its chemical formula is CH3COOH, and it is classified as a weak acid due to its partial ionization in water. This property makes acetic acid safe for consumption in moderate amounts, which is why it is commonly used in salad dressings and marinades. Beyond culinary uses, acetic acid plays a crucial role in the production of various chemicals, including plastics, solvents, and synthetic fibers. It is also utilized in the pharmaceutical industry for the synthesis of certain medications.On the other hand, hydrochloric acid is a strong mineral acid with the formula HCl. It is highly corrosive and is used in various industrial processes, including metal cleaning and pickling, as well as in the production of chlorides and fertilizers. In the human body, hydrochloric acid is produced in the stomach as part of gastric juice, aiding in digestion by breaking down food and killing harmful bacteria. However, due to its high acidity, it can cause severe burns if it comes into contact with skin or eyes, emphasizing the need for proper handling and safety precautions when working with this acid.The contrasting nature of acetic acid and hydrochloric acid highlights the diversity of acids and their varying effects on both living organisms and industrial processes. While acetic acid is generally safe and beneficial in food applications, hydrochloric acid requires careful management due to its potential hazards. This distinction illustrates the importance of understanding the properties of different acids in order to utilize them effectively and safely.In conclusion, both acetic acid (醋酸) and hydrochloric acid (盐酸) are essential substances in chemistry with unique characteristics and applications. Their study not only enhances our knowledge of chemical reactions but also informs us about their roles in our daily lives and industries. By understanding these acids, we can better appreciate the complexities of chemical interactions and the importance of safety measures when handling hazardous materials.