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What is the equation for rate?

Updated: 12/21/2022
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16y ago

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Given two variables, X and Y, the rate of X relative to Y is X/Y.

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8y ago
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Q: What is the equation for rate?
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Related questions

What is a reaction in a balancing equation?

When an equation is balanced, the rate of the forward reaction equals the rate of the reverse reaction.


How can the rate be determined from the rate law?

You need to know the rate of the reaction, as well as the concentrations of all reactants. Then you plug those values into the equation of rate = k[A][B] or whatever the rate equation happens to be.


What is an Arrhenius equation?

An Arrhenius equation is an equation which approximates the dependence of the rate of any chemical reaction on the temperature.


What is rate laws?

An equation that relates the reaction rate to the concentration of the reactants


How can rate constants be determined from the rate law?

You need to know the rate of the reaction, as well as the concentrations of all reactants. Then you plug those values into the equation of rate = k[A][B] or whatever the rate equation happens to be.


Which equation is an expression of the rate law?

Rate = k[A]m[B]n


What is the difference between rate of reaction and chemical equation?

The chemical equation is the word expression of a chemical reaction.The rate of reaction give information about the speed of this reaction.


What is the k in the rate law equation?

A rate constant


What are m and n in the rate law equation rate kAmBn?

They are experimentally determined exponents.


Is rate constant equal to one over TIME in the Arrhenius Equation If so or not is there an equation representing their relationship?

The unit of the rate constant in a 1st Order reaction rate equation (NOT the 'Arrhenius equation', as stated in the question) is One over Time.General form of a reaction rate equation :rate (mol.L-1.time-1) = [rate constant(Ln-1.mol1-n.time-1)]*[Concentration()]nwhere:* n is the Order of the rate equation (that is of the rate limiting step) * all units are (italicalised) between brackets It can easily be seen in this that for n=1 (1st Order) the equation is:r = k * C1and in units:mol.L-1.time-1 = (L0.mol0.time-1)*(mol.L-1)1so:(mol.L-1.time-1) = (time-1)*(mol.L-1)Only the value of the rate constant k is depending on temperature only (cf. Arrhenius equation), though temperature is NOT in its unit.


What equation shows how rate depends on concentrations of reactions?

The equation is called the rate law equation. For the reaction aA+bB =>cC+dD the rate law would be rate = k[A]^m[B]^n where k is the rate constant and m and n are the "order" with respect to each reactant. m and n must be determined experimentally and may or may not be the same as the coefficients a and b.


Who created the Arrhenius equation?

The Arrhenius equation was created by Svante Arrhenius in 1889, based on the work of Dutch chemist J. H. van't Hoff. The rate equation shows the effect of changing the concentrations of the reactants on the rate of the reaction.