Calculate the molecular mass of- CAO , na2co3, nh4cl
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molecular mass of Cao
mass of calcium =40
mass of oxygen=16
total mass =56
molecular mass of na2co3
mass of sodium=23*2=46
mass of carbon=12
mass of oxygen=16*3=48
total mass=106
molecular mass of nh4cl
mass of nitrogen=14
mass of hydrogen=1*4=4
mass of chlorine=35.5
total mass =53.5
hope it helps you
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