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Surface Chemistry — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistrySurface Chemistry1 Mark
MCQ
In physical adsorption the approximate heat energy evolved in kJ/mol is :
  • ✓
    20-40
  • B
    40-60
  • C
    60-80
  • D
    40-400
✓

Answer

Correct option: A.
20-40
A

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