• 2022-05-29
    If the reaction of 2A+B → C is a elementary reaction, which choice listed below is true?
    A: it is a second order reaction
    B: it is a slow reaction
    C: it is a second order reaction to B
    D: it is a second order reaction to A
  • D

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    • 0

      For the reaction [tex=2.786x1.143]J0rg+xcEVj7VDoR4cg2qHg==[/tex]Product, the order of this reaction is 3.

    • 1

      Which<br/>of the following reactions can occur in tropane alkaloids?() A: vitali<br/>reaction B: complexation<br/>reaction C: coordination<br/>reaction D: precipitation<br/>reaction E: condensation<br/>reaction

    • 2

      For a reaction of A+BC, the empirical rate law is , then the reaction must be an elementary reaction. A: 正确 B: 错误

    • 3

      Which one of the following enzymatic reactions is reversible? ( ) A: The reaction catalyzed by glycogen phosphorylase B: The reaction catalyzed by phosphoglycerate kinase C: The reaction catalyzed by pyruvate kinase D: The reaction catalyzed by fructose bisphosphatase-1 E: The reaction catalyzed by hexokinase

    • 4

      After withdrawal of the drug, the drug concentration is below the threshold, but its pharmacological effects still exists. The phenomenon is called A: idiosyncratic reaction B: toxic reaction C: side reaction D: residual effect E: withdrawal reaction