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Select all of the following events in which a chemical change occurs.
A. Chocolate syrup dissolves into warm milk.
B. Toast is lightly charred in a toaster.
C. A piece of paper is cut up into 12 pieces.
D. Two unknown liquids are mixed together and a gas is produced.
E. Sugar is heated until it turns into a brown caramel sauce.
F. A sugar cube dissolves in coffee.

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Answer :

B D and E are all chemical changes.
Sugar dissolving is a physical change because no new substance is formed it’s just sugar particles broken down smaller.

The following events in which a chemical change occurs are B , D, E

What is a Chemical Change ?

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition .

Among the given changes

A. Chocolate syrup dissolves into warm milk. : Physical Change

B. Toast is lightly charred in a toaster. : Chemical Change

C. A piece of paper is cut up into 12 pieces. :Physical Change

D. Two unknown liquids are mixed together and a gas is produced.: Chemical Change

E. Sugar is heated until it turns into a brown caramel sauce.: Chemical Change

F. A sugar cube dissolves in coffee.: Physical Change

The following events in which a chemical change occurs are B , D, E

To know more about Chemical Change

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