C_aH_bO_cN_d = Molecular Formula of Fragment ; a , b, c & d must be an positive integer or 0 (zero) 

Use this calculator to predict the molecular fragment obtained in a Mass Spectra.

ΔG^o= Standard Free Energy Change ; R = Universal Gas Constant;  K_eq = Equilibrium Constant; T= Temperature

E= Energy at the n^th state; n = quantum number ; h= Plank's constant ; m = mass of the particle;   L= Box length 

 [OH^-] = Concentration of OH^- ; pH = -log[H⁺] ; [H⁺]= Hydrogen Ion Concentration

 C = Concentration of a monobasic Acidic Soluiton or Concentration of H⁺ due to the acid ; pH = -log[H⁺] ; [H⁺]= Hydrogen Ion Concentration

K_a =  Acid Dissociation Constant ; [CB] = Concentration of the Conjugate Base ;

[CA] = Concentration of the Conjugate Acid; [H+] = Hydrogen Ion Concentration

pH = -log[H⁺] ; pK_a = -logK_a

K_a =  Acid Dissociation Constant ; C = Concentration of the Acidic Soluiton ;

pH = -log[H⁺] ; pK_a = -logK_a

K_a =  Acid Dissociation Constant ; C = Concentration of the Acidic Soluiton ;

pH = -log[H⁺] ; pK_a = -logK_a