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Papessa [141]
3 years ago
14

If we supply additional heat to a solid in equilibrium with its liquid at the melting point, the thermal energy added is used to

: a. raise the temperature of the solid above its melting point. b. expand the solid. c. change solid to liquid. d. change the liquid back to solid. e. overcome the intermolecular forces that hold the solid together.
Chemistry
1 answer:
trapecia [35]3 years ago
6 0

Answer:

c. change solid to liquid.

Explanation: Heat is an energy which is present in a substance which is obtained through the transfer of temperature from a substance or material of high temperature to a substance or material of lower temperature. Heat is measured in JOULES OR KILOJOULES,

When heat is applied to a solid material it tends to cause the atomic particles of the solid to have a high kinetic energy making them to loose attachment to each other,when this particles starts to get detached their is the chance of a CHANGE OF STATE WHICH CAN BE FROM SOLID TO LIQUID OR FROM LIQUID TO GAS.

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I need 11 12. 13. 14. 15. And 16 please and thank you ❤
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Answer:

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<em>ANSWER:</em>

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Mr. Summers observed that kids with hot dogs are happy. This observation led to a hypothesis that hot dogs must make kids happy.
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Given what we know, we can confirm that since Mr. Summers has to test a hypothesis, his next step should be to design an experiment.

<h3>Why design an Experiment?</h3>
  • The next step is to design an experiment.
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  • He must now gather data to be analyzed.
  • In order to do this, he must first design and perform an experiment.

Therefore, we can confirm that Mr. Summers must design an experiment given that this is the best way to gather data in order to be analyzed in the future and draw a valid conclusion.

To learn more about Hypothesis visit:

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