The required volume of 28.0 (w/w) % ammonium hydroxide (density =0.899g/mL) diluted it up to 500.0 mL to make 0.250 M NH3 (NH3 RMM=17.03 g/mol) is a. 7.62 mL b. 23.67 mL c. 8.46 mL d. 10.56 mL

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