If the melting temperature of hydrogen is -259°C and the melting temperature of oxygen is -218°C then why is the melting temperature of water (H2O) 0°C? 1.61K viewsJanuary 3, 2024 Question90.64K June 5, 2019 0 Comments Shouldn’t it be around -245°C? In: Chemistry 6 Answers ActiveNewestOldest Anonymous Posted June 5, 2019 0 Comments Because water molecules are polar, they tend to attract each other and easily form a liquid. Therefore you have to introduce a lot more energy (heat) to get them to separate into a gas. You are viewing 1 out of 6 answers, click here to view all answers. Register or Login
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