Question

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Answer 1

Answer:

1.Bread will show positive test for the presence of starch. It will turn the iodine solution to blueish

3.A substance that has a larger surface area will evaporate faster, as there are more surface molecules per unit of volume that are potentially able to escape. the higher the temperature of the substance the greater the kinetic energy of the molecules at its surface and therefore the faster the rate of their evaporation.

Explanation:

hope it's help you but I will find only question 3and 4