28. The weight of KOH in its 50 milliequivalent is (1) 1.6 g (2) 2.2 g (3) 2.8 g (4) 4.8 g

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50 Mili equivalents ( =50 times 10-3 ) equivalents Wt. of 1 equivalent.KOH ( =56 mathrm{g} / mathrm{eq} ) (same as molar wt. of KOH) So, wt. of ( 50 times 10 ) equivalents ( =50 mathrm{x} ) 10'equivalent x 56 g/equivalent = 2.8 ( mathrm{g} )

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