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Question

In a fermentation tank, molasses solution is mixed with yeast enzymes. After three days alcohol was observed. The speed of the reaction in this case is:


A
slow
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B
medium
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C
fast
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D
very fast
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Solution

The correct option is A slow
The maximum concentration of alcohol possible through a natural fermentation is about 12% ethanol,
after this the alcohol concentration fatal for yeast and it can't survive, that's why after some time the speed of the reaction is slow.

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