Railways General Science & Technology Acids, Bases and Salts / अम्ल, क्षार एवं लवण Sample Paper Acids and Bases Sample Test Paper-16

  • question_answer
    Which one of the following is correct? Due to continuous use of calcium superphosphate as fertilizer in soil, the pH of soil becomes

    A)  More than 7

    B)  less than 7

    C)  Equal to 7        

    D)  cannot be predicted

    Correct Answer: A

    Solution :

    Not Available  

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