Biology, asked by lavenderbebi, 3 months ago

Ten amylase soaked filter paper discs were placed into one of the petri dishes as shown in the diagram above.
Ten Petri dishes were set up as in the diagram.
The students lifted the filter paper discs at one minute intervals and recorded the number of areas where there had been a reaction.

b.How would the students know that a reaction had taken place?

Answers

Answered by sreebha02122005

Explanation:

We can tell if a chemical reaction has taken place when one or more of the following things happen: There has been a colour change inside the reaction flask. A gas has formed. Usually we know a gas has formed when we can see bubbles.

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