Water absorbs oxygen through a process called diffusion. Oxygen molecules in the air have a higher concentration than in water, so they naturally move from the air into the water until equilibrium is reached. This process allows oxygen to dissolve in water, making it available for aquatic organisms to breathe. **

Oxygen in water refers to the dissolved oxygen molecules present in the water. This oxygen is essential for the survival of aquatic organisms, as they use it for respiration. The amount of oxygen in water can vary depending on factors such as temperature, salinity, and the presence of aquatic plants. Adequate levels of dissolved oxygen are crucial for maintaining a healthy aquatic ecosystem. **

Yes, there is water without oxygen. Water is composed of two hydrogen atoms and one oxygen atom, but it is possible for water to exist in environments where there is little to no oxygen present. For example, water can be found in deep underground aquifers or in certain extreme environments such as deep sea hydrothermal vents, where oxygen levels are very low. **

Yes, you can boil frozen salmon in water. However, it is generally recommended to thaw the salmon before cooking it to ensure even cooking and better texture. If you do choose to boil frozen salmon, make sure to add it to the boiling water and cook it for a few extra minutes to ensure it is fully cooked. Keep in mind that boiling frozen salmon may result in a slightly different texture compared to thawed salmon. **

Water without oxygen is not hydrogen. Water is composed of two hydrogen atoms and one oxygen atom, while hydrogen is a separate element with its own unique properties. Removing the oxygen from water does not turn it into hydrogen; it simply leaves behind the hydrogen atoms. Therefore, water without oxygen is not the same as hydrogen. **

One can extract oxygen from water through a process called electrolysis. In electrolysis, an electric current is passed through water, causing the water molecules to split into oxygen and hydrogen gas. The oxygen gas is then collected at the anode, while the hydrogen gas is collected at the cathode. This method is commonly used in laboratories and industrial settings to produce oxygen gas. **

Without food, water, and oxygen, the body's essential functions cannot be sustained. Without food, the body lacks the necessary nutrients to provide energy and maintain bodily functions. Without water, dehydration can occur, leading to a range of health issues. Without oxygen, the body's cells cannot produce energy, and vital organs like the brain and heart can suffer damage. Ultimately, without these essential elements, the body cannot survive. **

In a water molecule (H2O), there are two atoms of hydrogen and one atom of oxygen. The molar mass of water is 18g/mol, with 16g/mol coming from oxygen. Therefore, in 72g of water, there are 4 moles of oxygen atoms (72g / 18g/mol = 4 mol). This means there are 64g of oxygen (4 mol x 16g/mol = 64g) obtained from the analysis of 72g of water. **