Zaloguj się

Chapter 4

Chemical Quantities and Aqueous Reactions

Stechiometria reakcji
Stechiometria reakcji
A balanced chemical equation provides a great deal of information in a very succinct format. Chemical formulas provide the identities of the reactants and ...
Ograniczanie reagenta
Ograniczanie reagenta
The relative amounts of reactants and products represented in a balanced chemical equation are often referred to as stoichiometric amounts. However, in ...
Wydajność reakcji
Wydajność reakcji
The theoretical yield of a reaction is the amount of product estimated to form based on the stoichiometry of the balanced chemical equation. The ...
Ogólne właściwości rozwiązań
Ogólne właściwości rozwiązań
Many common substances around us exist as a solution, such as ocean water, air, and gasoline. All solutions are mixtures of substances that are composed ...
Zatężanie i rozcieńczanie roztworu
Zatężanie i rozcieńczanie roztworu
The relative amount of a given solution component is known as its concentration. Often, though not always, a solution contains one component with a ...
Roztwory elektrolitów i nieelektrolitów
Roztwory elektrolitów i nieelektrolitów
Substances that undergo either a physical or a chemical change in solution to yield ions that can conduct electricity are called electrolytes. If a ...
Rozpuszczalność związków jonowych
Rozpuszczalność związków jonowych
Solubility is the measure of the maximum amount of solute that can be dissolved in a given quantity of solvent at a given temperature and pressure. ...
Reakcje chemiczne w roztworach wodnych
Reakcje chemiczne w roztworach wodnych
Chemical substances interact in many different ways. Certain chemical reactions exhibit common patterns of reactivity. Due to the vast number of chemical ...
Reakcje wytrącania
Reakcje wytrącania
In a precipitation reaction, aqueous solutions of soluble salts react to give an insoluble ionic compound – the precipitate. The reaction occurs ...
Reakcje utleniania-redukcji
Reakcje utleniania-redukcji
Oxidation–Reduction Reactions Earth’s atmosphere contains about 20% molecular oxygen, O2, a chemically reactive gas that plays an essential ...
Stopnie utlenienia
Stopnie utlenienia
In redox reactions, the transfer of electrons occurs between reacting species. Electron transfer is described by a hypothetical number called the ...
Kwasy, zasady i reakcje neutralizacji
Kwasy, zasady i reakcje neutralizacji
An acid-base reaction is one in which a hydrogen ion, H+, is transferred from one chemical species to another. Such reactions are of central importance to ...
Reakcje syntezy i rozkładu
Reakcje syntezy i rozkładu
Synthesis and decomposition are two types of redox reactions. Synthesis means to make something, whereas decomposition means to break something. The ...
JoVE Logo

Prywatność

Warunki Korzystania

Zasady

Badania

Edukacja

O JoVE

Copyright © 2025 MyJoVE Corporation. Wszelkie prawa zastrzeżone