nitric acid

简明释义

硝酸

英英释义

例句

1.The laboratory used nitric acid to dissolve metal samples for analysis.

实验室使用硝酸来溶解金属样品以进行分析。

2.When mixed with water, nitric acid can produce dangerous fumes.

与水混合时，硝酸可能会产生危险的烟雾。

3.In the production of fertilizers, nitric acid is a key ingredient.

在肥料生产中，硝酸是一个关键成分。

4.Always wear gloves when handling nitric acid to avoid skin burns.

处理硝酸时请务必佩戴手套，以避免皮肤灼伤。

5.The reaction between nitric acid and copper produces nitrogen dioxide gas.

在硝酸和铜之间的反应中，会产生二氧化氮气体。

作文

Nitric acid, known chemically as HNO3, is a highly corrosive and strong mineral acid. It is colorless in its pure form but can appear yellow due to the presence of nitrogen dioxide, a brown gas that forms when nitric acid decomposes. This acid is essential in various industrial processes, including the production of fertilizers, explosives, and plastics. Understanding the properties and applications of nitric acid (硝酸) is crucial for both scientific and practical purposes.One of the primary uses of nitric acid (硝酸) is in the agricultural sector, where it plays a vital role in the production of ammonium nitrate, a key ingredient in fertilizers. Ammonium nitrate provides plants with the necessary nutrients for growth, particularly nitrogen, which is essential for photosynthesis and overall plant health. The use of nitric acid (硝酸) in fertilizer production has significantly contributed to increased agricultural yields, helping to feed the growing global population.In addition to its role in agriculture, nitric acid (硝酸) is also widely used in the manufacturing of explosives. For instance, TNT (trinitrotoluene) is produced using nitric acid (硝酸) as one of its key components. The explosive properties of nitric acid (硝酸) make it a critical substance in industries such as mining and construction, where controlled explosions are necessary for breaking rock and demolishing structures.Furthermore, nitric acid (硝酸) is utilized in the production of various chemicals and materials. It serves as a precursor for the synthesis of nitro compounds, which are important in the manufacture of dyes, pharmaceuticals, and agrochemicals. The versatility of nitric acid (硝酸) in chemical synthesis highlights its significance in the chemical industry.Safety is a paramount concern when handling nitric acid (硝酸). Due to its corrosive nature, it can cause severe burns upon contact with skin or eyes. Additionally, inhaling its vapors can lead to respiratory issues. Therefore, it is essential to follow proper safety protocols, including wearing protective gear and working in well-ventilated areas when using nitric acid (硝酸).In conclusion, nitric acid (硝酸) is a crucial chemical that plays a significant role in various industries, from agriculture to explosives manufacturing. Its ability to provide essential nutrients in fertilizers and its application in producing explosives and other chemicals underscore its importance. However, understanding the potential hazards associated with nitric acid (硝酸) is equally important to ensure safe handling and usage. As we continue to explore and utilize this powerful acid, it is vital to balance its benefits with the necessary precautions to protect ourselves and the environment.