C: acid-base NH3
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In which different forms does nitrogen exist in compounds? 1 bonded by a triple covalent bond 2 as part of a cation 3…
Ammonia, NH₃, and hydrazine, NH₂NH₂, are two compounds of nitrogen, N₂. Which statement is correct?
Solid ammonium nitrate is put into a test-tube and solution X is added to it. The resulting mixture is warmed and the…
A student carries out four experiments to investigate the rate of reaction between 3.0 g of calcium carbonate and hyd…
The table shows the partial pressures in an equilibrium mixture formed by the Haber process. 3H2(g) + N2(g) ⇌ 2NH3(g)…
A reversible reaction is shown. 2NOCl(g) ⇌ 2NO(g) + Cl2(g) ∆H = +77.0 kJ mol⁻¹ Which change in conditions will move t…