A Compound Has Haemoglobin Like Structure. It Has One Fe. It contain4.6% Of Fe. The Approximate Molecular Mass Is

10 dm³ of N₂ gas and 10 dm³ of gas X at the same temperature contain the same number of molecules. The gas X is

The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal concentration is

250mL of a sodium carbonate solution contains 2.65 grams of Na₂CO₃. If 10mL of this solution is diluted to one litre, what is the concentration of the resultant solution?

(mol. wt. of Na₂CO₃= 106)

7.5 grams of a gas occupy 5.6 litre of volume at S.T.P The gas is

An aqueous solution of 6.3 g of oxalic acid dihydrate is made up to 250mL. The volume of 0.1 N NaOH required to completely neutralize 10mL of this solution is 

How many moles of electrons weight one kilogram?

Number of atoms in 558.6 g Fe (molar mass Fe = 55.86 g mol^–1)is 

3 g of an oxide of a metal is converted to chloride completely and it yielded 5 g of chloride. The equivalent weight of the metal is 

What will be the volume of the mixture after the reaction?

(g)NH₃ (1L) + (g) HCl (1.5L) → NH₄Cl (s)

In Haber process, 30 litre of dihydrogen and 30 litres of dinitrogen were taken for reaction which yielded only 50% of the expected product. What will the composition of the gaseous mixture under the aforesaid condition in the end?