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The time taken for the perfume to diffuse in the still air is determined as 112,500 s.
The time taken for the perfume to diffuse in the still air is calculated as follows;
t = x²/2D
where;
t = (1.5²)/(2 x 10⁻⁵)
t = 112,500 s
Thus, the time taken for the perfume to diffuse in the still air is determined as 112,500 s.
Learn more about time of diffusion here: https://brainly.com/question/13056936
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