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clc
clear
printf("example 2.4 page number 72\n\n")
//to find NaCl content in NaOH solution
w=2 //in gm
m=0.287 //in gm
//precipitate from 58.5gm of NaCl=143.4gm
mNaCl=58.5/143.4*m;
printf("mass of NaCl = %f gm\n",mNaCl )
percentage_NaCl=mNaCl/w*100;
printf("amount of NaCl = %f",percentage_NaCl)
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