lt;14 – Tutorial Part 2

The Arrhenius Equation

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an Review | Constants | Periodic Table

The Arrhenius equation shows the relationship between the

rate constant amp; and the temperature T in kelvins and is

typically written as

HA

k = Ae Eal RT

where R is the gas constant (8.314 J/mol . K), A is a

T2 =

Value

Units

constant called the frequency factor, and Ea is the activation

energy for the reaction.

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However, a more practical form of this equation is

In ki

Ea

FR

TI

V

Part B

which is mathmatically equivalent to

k1

Given that the initial rate constant is 0.0190squot; at an initial temperature of 23 .C , what would the rate constant be at a temperature of 180. C for

the same reaction described in Part A?

where k1 and k2 are the rate constants for a single reaction

Express your answer with the appropriate units.

at two different absolute temperatures (T1 and T2).

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HA

6 0 0 6 ?

K2 =

Value

Units

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