what is melting point, temperature at which soild change to a liquid, what is bolting points, the temperature at which a liquid change to gas, If you heat a pan of water , the water will boil , or cgange to a gas , what is this ?, Bolting point, What is defferent by melting point and bolting poit, not depent on size or amount, melt when it warm enough to reach, melting point

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