How many grams of naoh should be added in 100 ml to get 2m naoh aqueous aolution ?
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let n be the no. of moles of NaOH.
let m be the mass of naoh
So,, Molarity= [n/v (ml)]×1000
; 2= (n/100)×1000
n=0.2
and n =m/ molar mass
0.2= m/40
m= 0.2×40
m = 8 grams
let m be the mass of naoh
So,, Molarity= [n/v (ml)]×1000
; 2= (n/100)×1000
n=0.2
and n =m/ molar mass
0.2= m/40
m= 0.2×40
m = 8 grams
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