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Reil [10]
2 years ago
6

When energy changes forms there is always some thermal energy that is produced that cannot be used. what type of energy is it?

Chemistry
1 answer:
Fynjy0 [20]2 years ago
7 0

Answer:

heat

Explanation:

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How much space does a 246g box take up. Its density is listed at 3.2 g/cm3.
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Answer:

76.875 cm3

<h2>Explanation:</h2>

Since: Density = \frac{Mass}{volume\\}

Then: Volume = \frac{Mass}{Density\\}

The mass of the box = 246g

and the density = 3.2 g/cm3

Then: The volume = \frac{246}{3.2}

= 76.875 cm3

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When a physical change occurs, the arrangement of particles within the substance may change, but the atoms in the molecules remain bonded together.

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