A sample is a mixture of Mohr's Salt and (NH4)2SO4. A 0.5g. Sample on treatment with excess of BaCl2 solution gave 0.75gram BaSO4. Determine the percentage composition of the salt mixture. what weight of Fe2O3 would be obtained if 0.2 gram of sample is ignited in air?

Which of the following aqueous solutions remains neutral afterelectrolysis

In the reaction A + 2B ⇌ 2C, if 2 moles of A, 3 moles of B and 2 moles of C are placed in a 2 L flask andthe equilibrium concentration of C is 0.5 mol/L. The equilibrium constant (KC) for the reaction is.....and please tell how you know that the reaction is going forward .. imean how to calculate the reaction quotient ???

True or false when an electron in ground state of hydrogen atom is excited with an energy that is greayer than e2-e1 but less than e3-e1 the electron will get excited n=2

18 19 gram mixture of na2co3 and nahco3 on heating gives 2.2 gram CO2 gas find the percent nahco3 (by mass) in mixture

A 100 cm cube solution of sodium carbonate is prepared by dissolving 8.653 g of salt in water the density of solution is 1.0816g per ml what are the molarity and molality of the solution.