2. A student performs the NaBH4 reduction of the triketone shown below (note that the equation is not properly balanced). She starts with 1.20 grams of ketone and 0.130 g of NaBH4 and isolates 0.720 product. Balance the equation and calculate the percent yield. Show g of your work. HO OH Ph Ph NABH4 Ph Ph H OH H. 1.20 g MW: 238.24 0.130 g MW: 37.83 0.720 g isolated MW: 244.29

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2. A student performs the NaBH4 reduction of the triketone shown below (note that the equation is not
properly balanced). She starts with 1.20 grams of ketone and 0.130 g of NaBH4 and isolates 0.720 g of
product. Balance the equation and calculate the percent yield. Show your work.
НО
OH
H
Ph
Ph
NaBH4
Ph
+
Ph
H
H
OH
1.20 g
MW: 238.24
0.130 g
MW: 37.83
0.720 g isolated
MW: 244.29
Transcribed Image Text:2. A student performs the NaBH4 reduction of the triketone shown below (note that the equation is not properly balanced). She starts with 1.20 grams of ketone and 0.130 g of NaBH4 and isolates 0.720 g of product. Balance the equation and calculate the percent yield. Show your work. НО OH H Ph Ph NaBH4 Ph + Ph H H OH 1.20 g MW: 238.24 0.130 g MW: 37.83 0.720 g isolated MW: 244.29
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