Oxygen can be gathered by several means. One of which is the electrolysis of water in an inverted tube. As oxygen is split from the water, it will fill the tube and displace the water. You then have collected oxygen. Industrial processes usually use stages of filtering in order to get pure oxygen using various filter material (some that absorb other gases as well). Do a search on bottling processes for gas companies and you will probably find some processes used.
Chlorine gas is typically collected by passing air or oxygen over molten sodium chloride (table salt) in a process called electrolysis. The chlorine gas is then extracted from the mixture and collected in a separate containment vessel.
Oxygen, as plants release oxygen during photosynthesis when exposed to bright sunlight.
There are several ways to obtain oxygen, the most common is to use electrolysis with water where they charge a negative anode and a positive cathode in water to separate the hydrogen and oxygen, the oxygen will go to the negative anode and can be collected from there.
Oxygen can be prepared from sodium peroxide by heating it, which causes it to release oxygen gas. The chemical reaction involved is 2 Na2O2 → 2 Na2O + O2. The oxygen gas can then be collected and used for various applications.
Oxygen can be prepared from potassium chlorate by heating it strongly until it decomposes into potassium chloride and oxygen gas. The reaction is 2KClO3 -> 2KCl + 3O2. The released oxygen can then be collected and used for various purposes.
Oxygen gas is collected over water because it is not very soluble in water, so it will not react with or get absorbed by the water. This allows for a pure sample of oxygen gas to be collected.
Oxygen can be made and safely collected on a small scale in the laboratory using chemicals such as
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Deoxygenated blood is not collected anywhere. Blood is a constantly moving stream - it never stops, as the question implies. The oxygen poor blood goes to the lungs, where it turns oxygenated as it takes up oxygen.
Oxygen gas can be produced from water through a process called electrolysis. In electrolysis, water is split into its components, hydrogen and oxygen, using an electric current. The oxygen gas is collected at the anode while hydrogen gas is collected at the cathode.
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When an electric current is passed through water, water is split into it's two component gasses- hydrogen and oxygen. You will get about twice as much hydrogen as oxygen- since water (H2O) has twice the hydrogen as oxygen.
Electrolysis of water produces hydrogen and oxygen gases at different electrodes. 2H2O(l) --> 2H2(g) + O2(g) Hydrogen is collected at the cathode (-pole). Oxygen is collected at the anode (+pole).
To extract oxygen from hydrogen peroxide, you can simply heat it. Hydrogen peroxide decomposes into water and oxygen when heated, and the oxygen gas can be collected. This is a common method used in laboratories to obtain oxygen gas.
by electrolysis, hydrogen and oygen ions were collected in different nodes
One can make oxygen from air through a process called fractional distillation. This involves cooling and compressing air to separate its components, with oxygen being collected as a pure gas.
Since oxygen is an element, it can not be made from chemicals. Instead, it can be separated from compounds. For example, water is made from molecules containing hydrogen and oxygen. When the bond between these two elements is broken by electrolysis, both the oxygen and the hydrogen can be collected.