3 5. A well-known reagent in analytical chemistry, dimethylglyoxime, has the empirical formula C2H4NO. If its molar mass is 116.1 g/mol, what is the molecular formula of the compound? Hint: Find ratio to multiply the empirical formula by. 6. The reaction of glucose, C6H12O6 (s), with sulfuric acid produces carbon as shown in the equation below: C6H12O6 (s) + H2SO4 (aq) C (s) + H₂O (1) + H2SO4 (aq) a) If 20.8 g of glucose reacts with excess sulfuric acid, what is the theoretical yield, in grams of carbon? b) If 5.24 g of carbon is collected from the reaction, what is the percent yield? Hint: % Yield = (actual) x 100% (theoretical) átv MacBook Pro a & 7 E D $ 4 R F % 5 MAY 26 T G 6 30 Y H C Z *00 8 J M 9 < TOA O O

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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5. A well-known reagent in analytical chemistry, dimethylglyoxime, has the empirical formula
C2H4NO. If its molar mass is 116.1 g/mol, what is the molecular formula of the compound?
Hint: Find ratio to multiply the empirical formula by.
6. The reaction of glucose, C6H12O6 (s), with sulfuric acid produces carbon as shown in the
equation below:
C6H12O6 (s) + H2SO4 (aq)
C (s) + H₂O (1) + H2SO4 (aq)
a) If 20.8 g of glucose reacts with excess sulfuric acid, what is the theoretical yield, in grams of
carbon?
b) If 5.24 g of carbon is collected from the reaction, what is the percent yield?
Hint: % Yield = (actual) x 100%
(theoretical)
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Transcribed Image Text:3 5. A well-known reagent in analytical chemistry, dimethylglyoxime, has the empirical formula C2H4NO. If its molar mass is 116.1 g/mol, what is the molecular formula of the compound? Hint: Find ratio to multiply the empirical formula by. 6. The reaction of glucose, C6H12O6 (s), with sulfuric acid produces carbon as shown in the equation below: C6H12O6 (s) + H2SO4 (aq) C (s) + H₂O (1) + H2SO4 (aq) a) If 20.8 g of glucose reacts with excess sulfuric acid, what is the theoretical yield, in grams of carbon? b) If 5.24 g of carbon is collected from the reaction, what is the percent yield? Hint: % Yield = (actual) x 100% (theoretical) tv MacBook Pro Q & 7 E D $ 4 R F % 5 T MAY 1 26 G 6 Y H C Z *00 8 J OLTOA < > , M 9 K O O
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