Problemas
Open-Ended Questions:Answer the following questions in complete sentences. 26. Explain why actual yield is often less than theoretical yield in a chemical reaction
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Respuesta
The actual yield is often less than the theoretical yield in a chemical reaction due to factors such as incomplete reactions, side reactions, losses, measurement errors, impurities in reactants, and non-ideal reaction conditions.
Explicación
## Step 1The actual yield in a chemical reaction is the amount of product that is physically produced when the reaction is carried out in an experiment. This yield is often less than the theoretical yield, which is the amount of product that would be produced if the reaction were perfectly efficient, with no losses.## Step 2There are several reasons why the actual yield is often less than the theoretical yield. These include:### **Incomplete Reactions**Not all reactants may react. Some reactants may not have enough energy to react, or they may not come into contact with each other.### **Side Reactions**Other reactions may occur alongside the main reaction, producing different products.### **Losses**Some product may be lost during the reaction process, for example, if it sticks to the walls of the reaction vessel.### **Measurement Errors**There may be errors in measuring the amounts of reactants or products.### **Purity of Reactants**The reactants may not be as pure as assumed, and impurities may affect the reaction.### **Conditions of Reaction**The reaction conditions, such as temperature and pressure, may not be ideal, affecting the yield.