Question

Свойства кислорода, помогите пожалуйста

Answer 1

Кислород бесцветен
кислород это газ
кислород без запаха
кислород плотность 1,4 г/л
кислород мало растворим с водой
кислород кипит -183 градуса
кислород плавится -193 градуса

Answer 2

Ну то или не то я не знаю!!!

Answer 3

Properties of Oxygen

Oxygen is an essential element with various properties that make it crucial for sustaining life and supporting various chemical reactions. Here are some key properties of oxygen:

1. Chemical Symbol and Atomic Number: Oxygen is represented by the chemical symbol "O" and has an atomic number of 8.

2. Physical State: Oxygen is a gas at standard temperature and pressure (STP). It exists as a diatomic molecule, meaning it consists of two oxygen atoms bonded together (O2).

3. Color and Odor: Oxygen is a colorless and odorless gas.

4. Density: The density of oxygen gas is approximately 1.43 grams per liter at STP.

5. Solubility: Oxygen is sparingly soluble in water. The solubility of oxygen in water decreases with increasing temperature and increasing salinity.

6. Reactivity: Oxygen is a highly reactive element and readily combines with other elements to form compounds. This reactivity is the basis for its role in supporting combustion and respiration.

7. Supports Combustion: Oxygen is necessary for combustion to occur. It acts as an oxidizing agent, allowing substances to burn in the presence of oxygen gas.

8. Supports Respiration: Oxygen is essential for aerobic respiration in living organisms. It is used by cells to produce energy through the breakdown of glucose.

9. Oxidizing Agent: Oxygen can act as an oxidizing agent, meaning it can accept electrons from other substances during chemical reactions.

10. Abundance: Oxygen is the third most abundant element in the universe and the most abundant element in the Earth's crust. It makes up approximately 21% of the Earth's atmosphere by volume.

11. Industrial Applications: Oxygen has various industrial applications, including in the production of steel, chemicals, and medical oxygen for respiratory support.

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