What is the hybridization state of the central atom in the conjugate acid of NH₃?

In 0.01 M solution,HCN is 0.01% ionized. Its dissociation constant is

Consider the following reaction N₂ (g)+3H₂ (g)⇔2NH₃ (g).Initially ,1 mole of N₂ and 3 moles of H₂ are taken in a 2 litre flask.At equilibrium state if the number of moles of N₂ is 0.6 what is the total number moles of all gases present in the flask at equilibrium

On passing a current through molten KCl 19.5 of K is deposited. The amount of aluminium deposited by the same quantity of electricity if passed through molten AlCl₃ is

90 grams of water and 230 grams of an organic liquid n mixing gives a solution in which the mole fraction of water in the resulting solution is 0.5 the molecular weight of the organic liquid is

The equilibrium constant Kp for the reaction 2SO₂+O₂⇔2SO₃ is 2.5 atm^-1.What would be the partial pressure of O₂ at equilibrium. If the equilibrium partial pressures of SO₂ and SO₃ are equal

The hemoglobin from the red blood corpuscles of most mammals contains approximately 0.33% of iron by weight. The molecular weight of hemoglobin as 67200.the number of iron atoms in each molecule of hemoglobin is (atomic weight of iron = 56)

8 gram of NaOH is mixed with 9.8 gram of H₂SO₄ in litre of solution the pH of the solution is

Anhydrous Magnesium chloride can be prepared by heating MgCl₂6H₂O

For the redox reaction Cr₂O₇²⁺ + C₂O₄²⁺ + H⁺ → Cr³⁺ + CO₂ + H₂O the correct coefficients of Cr₂O₇^2-, C₂O₄^2- and H⁺ in the balanced equation are