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In chemistry, reduction is considered the gaining of electrons. Oxidation is the lose of electrons. They go together in reactions called redox (reduction/oxidation). You cannot have a reduction without also having an oxidation.
The addition of hydrogen on alkenes produces the alkanes so it is a reduction process.
biological reduction is the addition of electrons(hydrogen atoms) to a molecule.it also increase the potential energy of the molecule
1. Removal of oxygen from a molecule. 2. Addition of hydrogen atoms. 3. Addition of electrons to atoms Example:Photosynthesis.
Winkler Method is a classical method(titration method) for determine the dissolved oxygen(BOD).
Oxidation can be generally loss of hydrogen, addition of oxygen or loss of electrons. Reduction can be generally addition of hydrogen, loss of oxygen or addition of electrons.
Water pollution occurs when a body of water is adversely affected due to the addition of large amounts of materials to the water. When it is unfit for its intended use, water is considered polluted. Many causes of pollution including sewage and fertilizers contain nutrients such as nitrates and phosphates. In excess levels, nutrients over stimulate the growth of aquatic plants and algae. Excessive growth of these types of organisms consequently clogs our waterways, use up dissolved oxygen as they decompose, and block light to deeper waters.
In chemistry, reduction is considered the gaining of electrons. Oxidation is the lose of electrons. They go together in reactions called redox (reduction/oxidation). You cannot have a reduction without also having an oxidation.
The addition of hydrogen on alkenes produces the alkanes so it is a reduction process.
Removal of oxygen , addition of hydrogen.
reduction...
biological reduction is the addition of electrons(hydrogen atoms) to a molecule.it also increase the potential energy of the molecule
The circulatory system is responsible for absorbing nutrients from the digestive system. In addition, it works to carry these nutrients throughout the body.
1. Removal of oxygen from a molecule. 2. Addition of hydrogen atoms. 3. Addition of electrons to atoms Example:Photosynthesis.
Reduction = addition of electrons. Generally negatively charged species is formed as a result
enriched
Winkler Method is a classical method(titration method) for determine the dissolved oxygen(BOD).