Question

11. Give Any One example of Physical Change.

answer-?

12. Write down the Chemical name of Baking soda .
answe-?​

Answer 1

Answer:

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Explanation:

11. Examples of physical change include changes in the size or shape of matter. ... Some of the processes that cause physical changes include cutting, bending, dissolving, freezing, boiling, and melting.

12.Sodium hydrogen carbonate

Answer 2

11. is in the attachment

12. Sodium bicarbonate (NaHCO3)