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صباح الخير صبايا ..

ممكن احد يساعدني بحل السؤال ..



8. Calculate the number of moles of H2O formed when 0.200 mole of Ba(OH)2 is treated with 0.500 mol of HClO3 according to the chemical reaction shown below.
Ba(OH)2 + 2 HClO3 → Ba(ClO3)2 + 2 H2O


(A) 0.400 mol