For the reaction ; 2HI → H₂ + I₂, the expression . represents -

For a certain decomposition, the rate is 0.30 M sec⁻¹ when the concentration of reactant is 0.20 M.I

Among the following reactions, the fastest one is -

For a chemical reaction 2X + Y → Z, the rate of appearance of Z is 0.05 mol L⁻¹ per min. The rate of

For the reaction : N₂ + 3H₂ → 2NH₃. If the rate of disappearance of hydrogen is 1.8 × 10³. What is t

In the formation of sulphur trioxide by the contact process, 2SO₂ (g) + O₂ (g) ⟶ 2SO₃ (g) The rate o