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secondary 4 | A Maths
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Clara
Clara

secondary 4 chevron_right A Maths chevron_right Singapore

Not sure

Date Posted: 2 years ago
Views: 263
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Arnold K H Tan
Arnold K H Tan's answer
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This question is not really suitable for the O-levels... as you learn more about the enthalpy change of dissolving salts and such, after O-levels...