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help with part D What is the half-life? The following reaction was monitored as a function of time: Express your answer using two significant figures.

image text in transcribedhelp with part D

What is the half-life? The following reaction was monitored as a function of time: Express your answer using two significant figures. AB+C A plot of ln[A] versus time yields a straight line with slope 4.9103/s Part D If the initial concentration of A is 0.280M, what is the concentration after 240s ? * Incorrect; Try Again; One attempt remaining

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