Chemistry
Nitrogen and hydrogen react to form ammonia.
N2 (g) + 3H2 (g) ⟶ 2NH3 (g)
If 1000 g of H2 react with 2000 g of N2:
(a) Will any of the two reactants remain unreacted? If yes, which one and what will be it's mass?
(b) Calculate the mass of ammonia (NH3) that will be formed?
Related Questions
Aluminium carbide reacts with water according to the following equation.
Al4C3 + 12H2O ⟶ 3CH4 + 4Al(OH)3
(a) What mass of aluminium hydroxide is formed from 12g of aluminium carbide?
(b) What volume of methane is obtained from 12g of aluminium carbide?
MnO2 + 4HCl ⟶ MnCl2 + 2H2O + Cl2
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate:
(a) mass of MnO2 used
(b) moles of salt formed,
(c) mass of salt formed,
(d) moles of chlorine gas formed,
(e) mass of chlorine gas formed,
(f) volume of chlorine gas formed at S.T.P.,
(g) moles of acid required,
(h) Mass of acid required.
From the equation for burning of hydrogen and oxygen
2H2 + O2 ⟶ 2H2O (Steam)
Write down the number of mole (or moles) of steam obtained from 0.5 moles of oxygen.
From the equation
3Cu + 8HNO3 ⟶ 3Cu(NO3)2 + 4H2O + 2NO
(At. mass Cu=64, H=1, N=14, O=16)
Calculate:
(a) Mass of copper needed to react with 63 g of HNO3
(b) Volume of nitric oxide at S.T.P. that can be collected.