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15 December, 19:16

If the absorbance of the 10μM solution is 0.24, what should be the absorbance of the 50μM? Write answer to two decimal places.

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  1. 15 December, 22:28
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    Absorbance/Concentration = Constant.

    That is, absorbance is directly proportional to concentration.

    Therefore,

    0.24/10 = x/50, where x is the absorbance at 50 micro m.

    Calculating for x;

    x=50 * (0.24/10) = 1.20 (correct to 2 decimal places)
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