Which statement about the physical change of liquid water boiling into steam is true

2 answers:

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Which statement about the physical change of liquid water boiling into steam is true? Eugene describes the physical property of a material as "sweet and floral." ... The change is not a physical change because a new chemical is formed on the outside of the statue. Wax melts when it is heated.

aev [14]3 years ago

7 0

Answer:

<h2>The heat added represents an energy change.</h2>

Explanation:

According to thermodynamics, adding heat to a system represents an increase of its energy, because all interactions between systems change both energies, either heating or cooling one system or another.

So, this energy change represent the basics of thermodynamics.

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Because of the belief that helping behavior is motivated by self-interest, it led to claim that there is no such thing as true altruistic behavior.

<h3>What is a helping behavior?</h3>

This refers to any voluntary actions that is intended to help the others with reward regarded or disregarded.

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Therefore, the Option B is correct.

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PtichkaEL [24]

The correct answer is fulcrum

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