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As you may know, the reaction quotient $Q_c$ is defined by the equation $$Q_c = \frac{[C]^\gamma [D]^\delta}{[A]^\alpha [B]^\beta}$$ for the chemical reaction $$\alpha A + \beta B \rightarrow \... 4answers 2k views ### Relation between chemical kinetics and chemical equilibrium In my chemistry book, the law of chemical equilibrium is derived from the law of mass action: For a reversible chemical reaction$$\ce{aA +bB\rightleftharpoons cC + dD}$$where a, b, c and d... 2answers 2k views ### Le Châtelier's Principle and heat Consider the following reaction at equilibrium.$$\ce{A->B}, \Delta H < 0 $$Suppose I increase the temperature. Now, quite a few people would invoke Le Châtelier's Principle and say that since ... 4answers 6k views ### How to find the empirical formula for an nitrogen oxygen compound from the given mass of nitrogen and the product? 5.00~\mathrm{g} of nitrogen is completely converted into an oxide of nitrogen. The mass of the oxide formed is 19.3~\mathrm{g}. The empirical formula of the oxide would be? My working:$$\ce{...
To calculate an equilibrium constant, it is said that you should actually use activities $a_i$ instead of concentrations $c_i$. But it is also said that within a certain range, you can use ...