How much quantity of oxygen will be obtained when 24.5 gm potassium chlorate is heated? [K = 39 k, Cl = 35.5, O = 16]

How much quantity of CO_2 will be evoluted when 500 gm limestone is heated?

Calculate the weight of oxygen obtained on heating 24.5 gm KClO_3 .

12.25 gm KClO_3 is heated to produe oxygen. How much quantity of Zn is required to produce hydrogen to react with the produced oxygen? (Zn = 65, K = 39, O = 16, Cl = 35.5, H = 1)

How much quantity of heat will be evolved when 10 amp electric current is passed through a 30Omega resistance for 5 minutes?

How much quantity of water will be produced when electric spark is made in a mixture of 20 gm H_2 and 200 gm O_2 ? State the composition of products obtained.

Calculate the mass of oxygen obtained by complete decomposition of 10kg of pure potassium chlorate (Atomic mass K=39, O=16 and Cl = 35.5) 2KClO_3 to 2KCl + 3O_2

6g of an impure sample of potassium chlorate gives 1.9g of oxygen on heating in presence of a catalyst. What is the percentage of purity of the sample. [K = 39,Cl = 35.5, O = 16]

How much quantity of KClO_3 required to produce 5.6 lit oxygen at S.T.P.? [K = 39, Cl = 35.5, O = 16]

How many grams of HgO is to be heated to obtain the same weight of oxygen obtained by heating 50 gms of KClO_3 ? (K - 39, Hg = 200, Cl = 35.5)