An electron is separated from a proton by distance .55 angaston
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molecular mass of N2 is 28
no. of moles of N2 = 30/ 28
molecular mass of NH3= 17
no. of moles of NH3 = 35/17
molecular mass of NaCl=58.5
no. of moles of NaCl= 60/58.5
molecular mass of CaO= 56
no. of moles of CaO = 75/56
therefore no. of moles of NH3 is highest (2.05) .
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