Teaching Environmental Studies How We Make Things Question Bank Questions - How We Make Things

  • question_answer
    Dry ice is form by      (UPTET June 2013)

    A)  ammonia

    B)  

    C)  nitrogen

    D)  oxygen

    Correct Answer: B

    Solution :

    [b] Dry ice is solid form of carbon dioxide.


You need to login to perform this action.
You will be redirected in 3 sec spinner