what is the difference between dehydration and hydrolysis give examples?
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In dehydration synthesis reactions, a water molecule is formed as a result of generating a covalent bond between two monomeric components in a larger polymer. In hydrolysis reactions, a water molecule is consumed as a result of breaking the covalent bond holding together two components of a polymer.
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The reaction in which water breaks into hydrogen and hydroxide ions is a dissociation reaction. When a molecular compound undergoes dissociation into ions, the reaction can also be called ionization. When acids undergo dissociation, they produce hydrogen ions.
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Freeze-drying removes 98% of the water in foods while dehydration removes about 80% giving freeze-dried products a much longer shelf-life. ... Freeze-dried foods retain all of taste, smell, texture, and nutritional value they has in their original form before the freeze-drying process.
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Hydration is a reaction whereby water reacts with an unsaturated compound, for example to form an alcohol (hydration of ethylene to form ethanol). ... Hydrolysis is a reaction in which chemical bonds are broken by the addition of water.
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The process of dissolving can be endothermic (temperature goes down) or exothermic (temperature goes up). When water dissolves a substance, the water molecules attract and “bond” to the particles (molecules or ions) of the substance causing the particles to separate from each other.
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A condensation reaction joins two molecules together with the formation of a chemical bond and involves the elimination of a molecule of water. A hydrolysis reaction breaks a chemical bond between two molecules and involves the use of a water molecule.
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The main difference is the temperature each process uses to remove moisture. Freeze dried foods remain frozen during the dehydration process, hence the name. Dehydrated foods, on the other hand, use higher temperatures to evaporate the moisture.
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1: A dehydration synthesis reaction involving ionized monomers.: In the dehydration synthesis reaction between two amino acids, with are ionized in aqueous environments like the cell, an oxygen from the first amino acid is combined with two hydrogens from the second amino acid, creating a covalent bond that links the ...
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Difference Between Evaporation and Distillation. The main difference between evaporation and distillation is that evaporation is a process that involves a change in the state of matter while distillation is a process of separation. Both these processes are used for various purposes.
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Dissolving sugar in water is an example of a physical change. Here's why: A chemical change produces new chemical products. In order for sugar in water to be a chemical change, something new would need to result. ... If you evaporate the water from a sugar-water solution, you're left with sugar.
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Dehydration synthesis involves the formation of new chemical bonds between two molecules which leads to the formation of new compounds. A reaction occurs with the loss of water molecule at each step. The loss of water molecule can occur due to reaction between two functional groups like –OH, -NH2 or –COOH.
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(iii) Drying agent removes molecules of water or moisture from substances while dehydrating agent removes elements of water from compounds.
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One way it does this is through two important reactions called dehydration and hydrolysis. Dehydration reactions link monomers together into polymers by releasing water, and hydrolysis breaks polymers into monomers using a water molecule. Monomers are just single unit molecules and polymers are chains of monomers.
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Acids are substances that when dissolved in water release hydrogen ions, H+(aq). Bases are substances that react with and neutralise acids, producing water. When dissolved, bases release hydroxide ions, OH-(aq) into solution. Water is the product of an acid and base reacting.
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As nouns the difference between dehydration and rehydration is that dehydration is the act or process of freeing from water; also, the condition of a body from which the water has been removed while rehydration is the replenishment of water and electrolytes lost through dehydration.
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Hydrolysis (/haɪˈdrɒlɪsɪs/; from Ancient Greek hydro-, meaning 'water', and lysis, meaning 'to unbind') is any chemical reaction in which a molecule of water ruptures one or more chemical bonds. The term is used broadly for substitution, elimination, and solvation reactions in which water is the nucleophile.
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As verbs the difference between dissolve and dilute is that dissolve is to terminate a union of multiple members actively, as by disbanding while dilute is to make thinner by adding solvent to a solution; especially by adding water.