Précipitation Kps et Qps. Kps et ion commun. Kps (constante du produit de solubilité) Réaction du KI et P(NO3)2. Simulation - Precipitation - JavaLab. Réaction du NaCl et AgNO3. Simulation - Dissolution - JavaLab. Dissolving means that the solute diffuses into the solvent and mixes. It is a common case that salt or sugar is dissolved in water. Solvents are often liquid, mostly water. The Earth’s atmosphere is a mixture of nitrogen and oxygen at a certain rate. Like this, there may be a dissolution phenomenon between substances in the same state too.
In this case, the big amount is the solvent, and the small amount is the solute. The cause of the dissolution phenomenon is the electrostatic attraction between particles and the increase of entropy. Dissolving means that the solute diffuses into the solvent and mixes. La dissolution du sel par l'eau. Polarité de l'eau. Simulation - Principe de Le Chatelier - JavaLab. Principe de Le Chatelier: Partie 2. Principe de Le Chatelier Partie 1. Quotient d'équilibre. Simulation - Équilibre chimique et vitesse de réaction - JavaLab. What will the reactant and product concentration curve look like over time? Click the button to start the synthesis reaction. Reaction rate Reaction rate refers to the degree to which a chemical reaction occurs quickly or slowly. The rate of reaction in a solution is expressed by measuring the concentration of a reactant or product over a period of time.
If there is a certain amount of reactants in a certain container and the reactants cause a chemical reaction by themselves, the reaction rate becomes slow because the concentration of the reactants decreases as the reaction occurs. If you plot this as a graph, it is the same as the simulation above, and the gentler the slope of the curve, the slower the response speed. Methods to speed up reaction 1. 2. 3. 4. 5. Équiibre chimique (Si les molécules étaient des personnes ...) Équilibre chimique.