Chromium metal can be plated out from an acidic solution containing CrO_3 according to the following reaction: CrO_3(aq)+6H^+(aq)+6barerarrCr(s)+3H_2O Calculate how long will it take to place out 1.5 g of chromium using 12.5 amp current? (Atomic mass of Cr=52)
How many minutes it would take to reduce 0.20 mol of Cu^(2+) to Cu using a current of 10A?
How many moles of H2SO4 are present in 4.9g of H2SO4?
How many grams of Cr are deposited in the electrolysis of solution of Cr (NO_3)_3 in the same time that it takes to deposite 0.54g of Ag in a silver coulometer arranged in series with the Cr(NO_3)_3 cell? (Atomic mass: Cr=52.0,Ag=108)
Find the oxidation number of central atom : [Cr(C_2O_4)_3]^(3-)
Describe the reaction of acidified K_2Cr_2O_7 with Na_2SO_3 solution.
What is the oxidation state of Cr in K_(2)Cr0_(3)
Write the iupac name of following : K_3[Cr (C_2O_4)_2 Cl_2 ]
