Trail Temperature (c) Rate constant, k s-1 1/temp in K 1 10 -0.003604 283.15 -5.

Question

Trail

Temperature (c)

Rate constant, k s-1

1/temp in K

1

10

-0.003604

283.15

-5.625

0.00353

2

15

-0.003604

288.15

-5.625

0.00347

3

20

-0.003604

293.15

-5.625

0.00341

4

25

-0.003604

298.15

-5.625

0.00335

please help me solve rate constant? my thought the constant was equal to the slope but i guess it is not. i have four trails but i just need help solving one and ill do the rest. please help!!!!!!

Trail

Temperature (c)

Rate constant, k s-1

temp in Kelvin In (k)

1/temp in K

1

10

-0.003604

283.15

-5.625

0.00353

2

15

-0.003604

288.15

-5.625

0.00347

3

20

-0.003604

293.15

-5.625

0.00341

4

25

-0.003604

298.15

-5.625

0.00335

Explanation / Answer

ln (k) = (-Ea/R) ( 1/T) , this is of form y = mx , m = slope = -Ea/R , x= (1/T) , y = k, so y value for corresponding ( 1/T) value is rate const.

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