Chem Mastery Per Comp Set 2

3 Questions

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Chem Mastery Per Comp Set 2

Questions and Answers
  • 1. 
    What percentage Br is there in CuBr2?
    • A. 

      71.6

    • B. 

      72.6

    • C. 

      73.6

    • D. 

      74.6

  • 2. 
    What percentage H is there in NaOH?
    • A. 

      1.5

    • B. 

      2.5

    • C. 

      3.5

    • D. 

      4.5

  • 3. 
    What percentage N is there in N2S2?
    • A. 

      30.1

    • B. 

      30.2

    • C. 

      30.3

    • D. 

      30.4