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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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cbdancer032895 cbdancer032895
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6 years ago
Calculate the theoretical weight of sodium borohydride needed to reduce 50 mg of benzil to hydrobenzoin. Show your work.
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#1
6 years ago
50 mg of benzil is 0.24 mmol (50 mg/210 mg/mmol) 0.50 equivalent of sodium borohydride is the minimum amount required to reduce benzil. Therefore, 0.50 x 0.24 mmol equals 0.12 mmol of sodium borohydride. 0.12 mmol x 37.8 mg/mmol equals 4.5 mg of sodium borohydride needed to reduce benzil.
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