Methylene blue, from its aqueous solution, is adsorbed on activated charcoal at 25°C. For this proce — Surface Chemistry Chemistry Question
Question
Methylene blue, from its aqueous solution, is adsorbed on activated charcoal at 25°C. For this process, the correct statement is
Answer: B
💡 Solution & Explanation
Adsorption of methylene blue on charcoal is physical adsorption, which is always exothermic (decrease in enthalpy).
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