Chapter - 2 Acids, Bases And Salts NCERT






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4 Comments

  1. Sir pls upload video more views more subscriber more profit increase you name on you tude you are become popular Alok mishra 10th kV amhat kV sultanpur up

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  2. Pura samagh Mai aata hai sir
    Thanku

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  3. This channel is fantasticsir plese make vedeo on periodic classificatin
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  4. phrase make a video on periodic
    classification

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