Answer
$76.2\ m^3$
Work Step by Step
Number of moles of the dye:
$1.0\ g \div 319.85\ g/mol=3.126\ mmol$
From the concentration:
$3.126\times10^{-3}\ mol\div 4.1\times 10^{-8}\ M=76.2\times10^{3}\ L= 76.2\ m^3$
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