Acid pKaConjugate Base HCl-7 Cl-2 CH3CH2OH HO-2 H2O H OH O O O OH O phenol phenoxide e.g., sodium phenoxide O Na+ HO-H HO- CH3CH2O H H C H3 CH 2O eth anol CH3HO- ethnoxid H2N-H a mmonia H2N- aide e.g., sodium ethoxide Aug 24, 2014 · Determine the molecular formula. Since we have a percent, any given mass will have this composition. Therefore, let's assume the mass to be 100 grams where 92.3% is carbon and 7.7% is hydrogen. Lewis structure for ch3 keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website Video: Drawing the Lewis Structure for H 3 O + For the H3O+ Lewis structure we first count the valence electrons for the H3O+ molecule using the periodic table. Once we know how many valence electrons there are in H3O+ we can distribute them around the central atom and attempt to fill the outer shells of each atom.Khanacademy.org And this Lewis dot structure, let me go ahead and write that, this is a Lewis dot structure here, this one shows all of the bonds. So all the bonds are drawn in. But it takes a lot of time to draw in all the bonds and so we could represent this molecule in different ways. We could condense this Lewis structure a little bit.