What is the % of #C# in #C_6H_12O_6#? Chemistry The Mole Concept Percent Composition 1 Answer anor277 Sep 1, 2017 #40%#............. Explanation: #"% carbon"="Mass of carbon"/"Mass of glucose"xx100%# #(6*xx12.011*g*mol^-1)/(180.16*g*mol^-1)xx100%# #=40%# Answer link Related questions What is mole percent? Question #e2e8b Question #bc737 Question #bc73b Question #e2e8f Question #b9857 Question #b985b Question #fee41 Question #c5c01 Question #bc73f See all questions in Percent Composition Impact of this question 1495 views around the world You can reuse this answer Creative Commons License