3 Clean water would have a BOD value of less than 5 ppm 4

Last updated: 7/3/2023

3 Clean water would have a BOD value of less than 5 ppm 4 Oxides of sulphur nitrogen and carbon are the most wider spread air pollutant 50 If NaCl is doped with 10 mol of SrCl the concentration of cation vacancies will be N 6 02 10 mol 1 6 02x10 mol 2 6 02x10 mol 51 Blood cells retain their normal shape in solution which are 3 6 02x10 mol 1 4 6 02x10 5 mol