In a reaction `A+B_2 rarrAB_2` Identify the limiting reagent, if any, in the following reaction mixtures.
i. 300 atoms of A+200 molecules of B
ii. 2 mol A+3 mol B
iii. 100 atoms of A+100 molecules of B
iv. 5 mol A+2.5 mol B
v. 2.5 mol A+5 mol B

In a reaction A+B_2rarrAB_2. identify the limiting reagent in the reaction mixture containing 5 mole of A and 2.5 mole of B.

In a reaction A + B_2 to AB_2 , identify the limiting reagent in the reaction mixture containing 5 mol A and 2,5 mol B.

How much charge is required for the following reductions: i. 1 mol of Al^3+ to Al ? ii. 1 ~mol of Cu^2 * to Cu ? 1 ~mol ot MnO_4^- to Mn^2+

For a reaction A+B rarr products What are the units of rate constant if concentration is measured in mol dm^(-3) and time in seconds ?

The relative decrease in the vapour pressure of an aqueous solution containing 2 mol [Cu(NH)_3CI]Cl in 3 mol H_2O is 0.50. On reaction with AgNO_3, this solution will form a)1 mol AgCl b)0.25 mol AgCl c)2 mol AgCl d)0.40 mol AgCl

The difference of heat of reaction at constant pressure and at constant volume for combustion of 2 mol of liquid benzene at 300 K

Pick out the correct statements from the following. Also correct the incorrect statements. a) The number of molecules present in 1 mol hydrogen and 1 mol oxygen are same. b) 1 mole chlorine contain 4 xx 6.022 xx10^23 chlorine molecules. c) The mass of 1/2 mol nitrogengas is 14g. d) 0.5 mol water has the mass of 9g. There are 6.022 xx 10^23 H_2 O molecules in it. (Atomic mass H= 1.0= 16, Cl 35.5, N = 14).

How much electricity is required in coulomb for the oxidation of i. 1 mol of H_2 O to O_2 ii. 1 ~mol of FeO to Fe_2 O_3

The value of for one mole of an ideal gas is nearly equal : (a) 2 J / mol K (b) 8.3 J / mol K (c) 4.2 J / mol K (d) 2 cal / mol K