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Answer:

Mass =  0.89 g

Explanation:

Given data:

Moles of diphenylmethanol = 4.82 mmol

Mass = ?

Solution:

we will convert the mmol into mols.

4.82 /1000 = 0.0048 mol

Molar mass of  diphenylmethanol  = 184.23 g/mol

Formula:

Mass = number of moles × molar mass

Mass =  0.0048 mol × 184.23 g/mol

Mass =  0.89 g

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