Answer: Out of the given options bonds connecting atoms in reactants break, and bonds connecting atoms in products form are the changes which takes place when a chemical change occurs.

Explanation:

A change that leads to the change in chemical composition of a substance is called a chemical change.

For example, $2NH_{3} \rightarrow N_{2} + 3H_{2}$

Here, bond between the reactant atoms nitrogen and hydrogen is broken down.

On the other hand, bond connecting the products that is $N_{2}$ and $H_{2}$ is formed.

Thus,, we can conclude that out of the given options bonds connecting atoms in reactants break, and bonds connecting atoms in products form are the changes which takes place when a chemical change occurs.

4 0

2 years ago

Which activity is an example of poor personal hygiene

lara [203]

Food handler be unsuccessful to wash hands correctly after spending the restroom or when their hands become dirty. Food handler coughs or sneezes on foodstuff. Food handler traces or scratches wounds, cuts, or sores, and then touches food. Food handler works though sick.

8 0

3 years ago

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PLEASEEE HELPP MEEE!! I NEED THISS THANK YOUUU <3

Natali5045456 [20]

Answer:

Explanation:

Adaption is an animal adapting to be better suited for its enviroment, a bird being able to fly better is an example of that. :)

4 0

3 years ago

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