Coal, like graphite is composed of carbon. Unlike graphite, coal is formed from decayed,once-living matter. Is it a mineral? Ple
2 answers:
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Answer:
0°C.
Explanation:
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In this case, given the heating curve of water on the attached document, we can notice that at 0 °C the solid starts melting, which means that the melting point is reached. Melting point is known as a physical change whereby a solid changes to liquid by the addition of heat as it allows the molecules to separate to each other.
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