How many moles of ethane is required to produce 44 g of CO_2(g) after combustion.

The electronic configuration of atom is one of the important factor which affects the value of ionisation potential and electron gain enthalpy. Explain.

Complete the following chemical reactions and classify them into
(a) hydrolysis (b) redox (c) hydration reactions.
(1) KMnO₄ + H₂O₂ ➝
(2) CrCl₃ + H₂O ➝
(3) CaO + H₂O ➝

Write balanced chemical equation for each of the following chemical reactions.
Lithium metal with nitrogen gas.

What are ideal gases? In what way real gases differ from ideal gases.

Enthalpy of neutralization is always a constant when a strong acid is neutralized by a strong base: account for the statement

The equilibrium concentrations of NH₃, N₂ and H₂ are 1.8 x 10^-2 M, 1.2 x 10^-2 M and 3 x 10^-2 M respectively. Calculate the equilibrium constant for the formation of NH₃ from N₂ and H₂. [Hint: M= mol lit^-1]

Describe how would you prepare the following solution from pure solute and solvent
(a) 1 L of aqueous solution of 1.5 M CoCl₂.
(b) 500 mL of 6.0% (V/V) aqueous methanol solution.

Write structural formula for the following compounds
m - dinitrobenzene
 

Simplest alkene (A) reacts with HCl to form compound (B).Compound (B) reacts with ammonia to form compound (C) of molecular formula C₂H₇N.Compound (C) undergoes carbylamine test. Identify (A), (B), and (C)

Even though the use of pesticides increases the crop production, they adversely affect the living organisms. Explain the function and the adverse effects of the pesticides.