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[" 28"300gm,30%" (w/w) "NaOH" solution i...

[" 28"300gm,30%" (w/w) "NaOH" solution is mixed with "500gm40%" (w/w) "NaOH" solution.What is "%],[" (w/v) NaOH if density of final solution is "2gm/mL" : "],[[" (A) "72.5," (B) "65," (C) "62.5," (D) None of these "]]

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