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Factors Affecting the Rate of a Reaction
The rate of reaction depends on the following factors: Concentration of the reactants Surface area of the reactants Temperature Catalyst Lig..
Reaction Rates- Rate of a Chemical Reaction
Reaction Rates- Rate of a Chemical Reaction - Rates of chemical reaction depends on the inherent characteristics or nature of the reactants. That is the reason, why some reactions are fast while others are slow. For E.g., oxidati..
Reaction Rates- Rate of a Chemical Reaction - Rates of chemical reaction depends on the inherent characteristics or nature of the reactants. That is the reason, why some reactions are fast while others are slow. For E.g., oxidati..Formation of First Cells (Protobionts)
The coacervates were in a state of dynamic equilibrium, constantly taking in new materials from the oceans and releasing degraded materials. Thus, they had all the basic properties of life such as metabolism, growth and reproduction. However, they lacked the complexity of molecular organization, ca..
Rate Law Expression
Rate Law Expression - Experimentally, it is found that the rate of a reaction is proportional to the concentrations of the reactants raised to some power, provided that other factors, which also affect the rate of the reaction ar..
Rate Law Expression - Experimentally, it is found that the rate of a reaction is proportional to the concentrations of the reactants raised to some power, provided that other factors, which also affect the rate of the reaction ar..Surface Area of a Solid Reactant or Catalyst
In heterogenous reactions where one of the phase is a solid, the surface area of the solid affects the rate of a reaction. An increase in surface area leads to an increase in the rate of a reaction. For e.g., lycopodium powder is easily ig..
Chlorophyll Concentration
The concentration of chlorophyll affects the rate of reaction as they absorb the light energy without which the reactions cannot proceed. Lack of chlorophyll or deficiency of chlorophyll results in chlorosis or yellowing of leaves. It can occur due to diseas..
Conclusion
The rate of a reaction is measured in terms of change in concentration of a reactant or a product with time. Rate of a reaction is measured by following the concentration changes either by chemical analysis or by observing some other property such as color an..
Note:
The compensation point is the point at which the rate of uptake of CO 2 by a plant is equal to the rate of output of CO 2 . It indicates the point at which the rate of photosynthesis and rate of respiration are exactly equal. A limiting factor..
Orientation Barrier
Orientation Barrier - As noted earlier, the rate of reaction also depends on p, the fraction of collisions that occur with proper orientation. This factor is independent of temperature. Why proper orientation of the reactant molecule is important can be understood from..
Orientation Barrier - As noted earlier, the rate of reaction also depends on p, the fraction of collisions that occur with proper orientation. This factor is independent of temperature. Why proper orientation of the reactant molecule is important can be understood from..Functions of Vitamins in Biosystems
. Vitamin K is concerned with blood clotting process. It causes post translational modification of certain blood clotting factors. Vitamin C acts as coenzyme in hydroxylation of proline and lysine during collagen formation. It is also useful for bone formation and for preve..
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