are dissociate and dissolve the same thing?
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is that dissociate is (chemistry|transitive) to separate compounds into simpler component parts, usually by applying heat or through electrolysis while dissolve is (chemistry|transitive) to disintegrate chemically into a solution by immersion into a liquid or gas.
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A small dissociation constant means that there are few ions in solution to conduct electricity. ... Acetic acid is a weak electrolyte because its dissociation constant is small meaning there will be few ions in solution to conduct electricity.
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Dissolution is not a chemical change. However, not all substances will dissolve in water. Salts will dissolve, the covalent bond of water "rips" the ionic bonds of the salts. Sand will not dissolve in water because the "bond" of water is not strong enough to dissolve the sand.
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In melting only one substance is involved and the liquid and solid are the same material. Heat is needed for melting to occur. Dissolving involves two materials; the resulting solution is a mixture of both. The dissolved substance is still present in the solution even though it can't be seen.
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Dissolution is the process where a solute in gaseous, liquid, or solid phase dissolves in a solvent to form a solution. Solubility. Solubility is the maximum concentration of a solute that can dissolve in a solvent at a given temperature.
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Originally Answered: What is the difference between ionization and dissociation ? Ionization refers to the reaction in which the polar covalent compounds are converted into ions in water. Dissociation refers to the separation of ions which are already present in electrovalent compounds or ionic compounds.
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The value of transition-state analogs as potent inhibitors will be discussed shortly. ... An irreversible inhibitor dissociates very slowly from its target enzyme because it has become tightly bound to the enzyme, either covalently or noncovalently. Some irreversible inhibitors are important drugs.
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Strong bases, like NaOH , will also virtually completely ionise, or dissociate, into ions in an aqueous solution. Weak bases, like NH3 , like weak acids, will dissociate only very slightly in an aqueous solution. The below reaction will occur, but it will be rare.
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Strong acids and strong bases refer to species that completely dissociate to form ions in solution. By contrast, weak acids and bases ionize only partially, and the ionization reaction is reversible. Thus, weak acid and base solutions contain multiple charged and uncharged species in dynamic equilibrium.
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A simple solution is basically two substances that are evenly mixed together. One of them is called the solute and the other is the solvent. A solute is the substance to be dissolved (sugar). The solvent is the one doing the dissolving (water).
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Therefore, dissolving salt in water is a chemical change. ... In contrast, dissolving a covalent compound like sugar does not result in a chemical reaction. When sugar is dissolved, the molecules disperse throughout the water, but they do not change their chemical identity.
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Making Solutions One of them is called the solute and the other is the solvent. A solute is the substance to be dissolved (sugar). The solvent is the one doing the dissolving (water).
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The process of dissolving is endothermic when less energy is released when water molecules “bond” to the solute than is used to pull the solute apart. Because less energy is released than is used, the molecules of the solution move more slowly, making the temperature decrease.
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Substances that dissolve in water are called soluble substances. When you mix sugar with water, the sugar dissolves to make a transparent solution. Salt is soluble in water too. Substances that do not dissolve in water are called insoluble substances.
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Solute and Solvent. When one substance dissolves into another, a solution is formed. A solution is a homogeneous mixture consisting of a solute dissolved into a solvent . The solute is the substance that is being dissolved, while the solvent is the dissolving medium.
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Nonpolar compounds do not dissolve in water. The attractive forces that operate between the particles in a nonpolar compound are weak dispersion forces. However, the nonpolar molecules are more attracted to themselves than they are to the polar water molecules.
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The water molecules surround the negative chloride ions and positive sodium ions and pull them away into the solution. ... Dissolution or dissolving is the process where ionic crystals break up into ions in water. Hydration. Hydration is the process where ions become surrounded with water molecules.