a 4 b 3 c 2 139 6x10 mole K Cr O reacts completely with 9x

Last updated: 6/30/2023

a 4 b 3 c 2 139 6x10 mole K Cr O reacts completely with 9x 10 3 mole X to give XO3 and value of n is Doubt a 1 b 2 c 3 d None of these 140 What weight of H C 04 2H 0 mol wt 126 should be dissolved in water to prepare 250 ngent