What is the molar mass of ethanol (C2H5OH) in g/mol? (Answer to three decimal places.) Use the following atomic masses to solve: Carbon: 12.011
Hydrogen: 1.008
Oxygen: 15.999

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent