Equal lengths of magnesium ribbons are taken in test tubes A and B. Hydrochloric
acid (HCl) is added to test tube A, while acetic acid (CH3COOH) is added to test
tube B. Amount and concentration taken for both the acids are same. In which test
tube will the fizzing occur more vigorously and why?

NCERT Class 10th Science Chapter 2 Acids Bases and Salts



HCl  in test tube A  fizzing occur more vigrorously  because HCl is more in nature  but CH3COOH is weak acid  it reactes only slowly
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