Chemistry, 20.01.2020 20:31 naenae1405
Asample of milk kept at 25 °c is found to sour 40 times as rapidly as when it is kept at 4 °c. estimate the activation energy for the souring process.
Answers: 3
![\log (\frac{K_2}{K_1})=\frac{Ea}{2.303\times R}[\frac{1}{T_1}-\frac{1}{T_2}]](/tpl/images/0463/0011/6d953.png)
= rate constant at 
= 
= rate constant at 
= 
= activation energy for the reaction = ?
= initial temperature = 
= final temperature = 
![\log (\frac{k}{40k})=\frac{Ea}{2.303\times 8.314 J/mol K}[\frac{1}{298K}-\frac{1}{277 K}]](/tpl/images/0463/0011/8d4b8.png)
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Asample of milk kept at 25 °c is found to sour 40 times as rapidly as when it is kept at 4 °c. estim...
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