Question #63acc Chemistry A Closer Look at The Atom Mass Conservation 1 Answer NGBRO Mar 29, 2017 0.22g Explanation: Converting the masses into #mol#: #C_xH_y + 0.22O_2 -> 0.44CO_2 + 0.9H_2O# #"Mass of carbon",x=0.44*(12/44)=0.12g# #"Mass of hydrogen",y=0.9*(2/18)=0.1g# Hence, #"Mass of hydrocarbon"=0.12+0.1=0.22g# Answer link Related questions How does a balanced equation illustrate the Law of Conservation of Mass? Question #42aa4 Why is the law of conservation of mass important for balancing equations? How does the mass before a reaction compare to the mass after a reaction according to the law of... Why is conservation of mass a law? How does the law of conservation of matter relate to biology? How do you prove law of conservation of mass? How can the law of conservation of mass apply to a burning log? Explain how the law of conservation of mass is the basis for all stoichiometry? How can I explain how the law of conservation of mass applies to garbage? See all questions in Mass Conservation Impact of this question 1696 views around the world You can reuse this answer Creative Commons License