There are 3 elements and they are carbon (C), hydrogen (H) and Oxygen (O). The number of atoms depends on the number of molecules you have. In on molecule of C2H5OH there are 9 atoms.
1.5 - your welcome
Carbon(1), Hydrogen(5), Oxygen(1), Hydrogen(1)
For this you need the atomic (molecular) mass of C2H5OH. Take the number of grams and divide it by the atomic mass. Multiply by one mole for units to cancel. C2H5OH= 46.1 grams1.271 grams C2H5OH / (46.1 grams) = .0276 moles C2H5OH
C2H5OH is named asethyl alcohol
Simply, 2 Single bonds.
C2H5OH(liquid) ® C2H5OH(gas)
c2h5oh+h2o
79c
80c
88c
14.7 g