Consider the following statements.

Statement 1: The change in which one or more substances lose their identity and form one or more new substances are known as chemical changes.

Statement 2: Process of rolling dough is an example of physical change.

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Solution

Therolling of dough only changes its shape and no chemical change occurs. There is no new substance formed. So, this is a physical change.

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Similar questions

Q. In a change, new substances having different molecules are formed. Is the change physical or chemicals?

Q. Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.

Consider the following statements.Statement 1: The change in which one or more substances lose their identity and form one or more new substances are known as chemical changes.
Statement 2: The process of rolling dough is an example of physical change.

Statement 1: When baking soda is added in lemon juice, then a chemical change occurs.

Statement 2: A change in which new substance is formed, is known as a physical change.

Q. Statement 1: No New substance is formed during a physical change.

Statement 2: New substances are formed during chemical changes.

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Consider the following statements. Statement 1: The change in which one or more substances lose their identity and form one or more new substances are known as chemical changes. Statement 2: Process of rolling dough is an example of physical change.

Therolling of dough only changes its shape and no chemical change occurs. There is no new substance formed. So, this is a physical change.

Consider the following statements.

Statement 1: The change in which one or more substances lose their identity and form one or more new substances are known as chemical changes.

Statement 2: Process of rolling dough is an example of physical change.