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professor190 [17]
3 years ago
10

How much heat energy is required to raise the temperature of 5 kilograms of coal from 20c to 220c?

Chemistry
2 answers:
Elenna [48]3 years ago
7 0
1.3 kJ/kg K x 5 kg x 200C = 1300 kJ 
The answer is <span>1,314,718 J</span>
kicyunya [14]3 years ago
7 0

Answer:

1,314,718 J

Explanation:

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Answer:

The wind energy and solar energy have their own benefits when producing electricity but one of their major drawbacks is that both these energy form depends on the environmental conditions and cannot be stored.

On the other hand, in hydroelectric pumped storage, water is stored in the form of gravitational potential energy. If not enough water is there to produce electricity, then this stored water can be run over turbines to produce electricity. Hence, this is one benefit of hydroelectric pumped storage over wind and solar energy.

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How are plate tectonics and the rock cycle connected
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The cycle in which water is changed and distributed to other areas is called
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Explanation:

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Adding water to a concentrated stock solution results in the...?
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