Allicin (C6H10OS2) contains 59.9 g of carbon, 21.7 g of hydrogen, 24.4 g of oxygen, and sulfur. What is the mass percent of sulfur in a 162 g sample of the compound?

A13.40%
B15.06%
C21.04%
D34.57%
E36.98%

Verified Answer :

162 - 59.9 - 21.7 - 24.4 = 56
56/162 = 0.34567.. 
0.34567* 100 = 34.57%
D

Allicin (C6H10OS2) contains 59.9 g of carbon, 21.7 g of hydrogen, 24.4 g of oxygen, and sulfur. What is the mass percent of sulfur in a 162 g sample of the compound?

A.  13.40% ( way to low)

B.  15.06% ( also to low )

C. 21.04% ( if you got this answer, recheck your work. you may have missed a step or done a step wrong )

D.  34.57% (the correct answer)

E.  36.98% ( if you got this answer, recheck your work. you may have missed a step or done a step wrong )