Photosynthesis is a physical or chemical change; reversible or Irreversible.

Clotting of blood is a physical or chemicalchange; reversible or Irreversible.

Liberation of oxygen occurs in the process of what

Inflation of a balloon is a physical or chemicalchange; reversible or Irreversible

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Solution

Photosynthesis is a chemical change and its irreversible.

lotting of blood involves several change regarding its colour,state and many more so it is definitely a chemical change. And it's also irreversible.

Liberation of oxygen occurs in the process of photosynthesis.

Inflating a balloon is a reversible change. When air is blown into a balloon, its shape and size change and the balloon gets inflated. Now when the air filled in the balloon is allowed to escape, the balloon comes back to its original size and shape. Hence, inflating a balloon is a reversible change.

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Which of the following can be classified into physical and chemical change? Also mention whether it's a reversible or irreversible change

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Rohan: Both physical and chemical changes are reversible.

Sam: Both physical and chemical changes are irreversible.

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Question 2:

Is printing a reversible or an irreversible change?

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