Mr HCl=36.5
Mr H3PO4=98
Mr HNO3=63
Mr NaOH=40
Mr Ca(OH)2=74
Mr CH4=16
Mr Al2O3=102
Mr SiO2=60
Mr GeO2=98
Mr HCl=36.5
Mr H3PO4=98
Mr HNO3=63
Mr NaOH=40
Mr Ca(OH)2=74
Mr CH4=16
Mr Al2O3=102
Mr SiO2=60
Mr GeO2=98