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Heating or cooling :)

The study of chemicals and bonds is called chemistry. There are two types of elements in the periodic table and these are metals and nonmetals.

The correct answer is temperature.

What is the law of thermodynamics?

  • The law of thermodynamic is defined as the heat can never be created and nor be destroyed.

During the lab shifting, the most common thing which should be constant is temperature as the different elements can react with the atmospheric element at different temperatures.

For more information about the temperature, refer to the link;-

https://brainly.com/question/16759172

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