A given sample of milk turns sour at room temperature ( ) in 64 hour

CHEMISTRY · Multi-part · A Level · Chemistry · Kinetics · Kinetics

Problem

A given sample of milk turns sour at room temperature (

20^\circ\text{C}

) in 64 hour. In a refrigerator at

3^\circ\text{C}

, milk can be stored three times as long before it sours. Estimate (a) the activation energy for souring of milk (b) how long it take milk to sour at

40^\circ\text{C}