Chemistry
Define or explain the terms:
(a) Vapour density
(b) Molar volume
(c) Relative atomic mass
(d) Relative molecular mass
(e) Avogadro's number
(f) Gram atom
(g) Mole
Related Questions
(i) If 150 cc of gas A contains X molecules, how many molecules of gas B will be present in 75 cc of B?
The gases A and B are under the same conditions of temperature and pressure.
(ii) Name the law on which the above problem is based
(a) The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.
(b) What is the value of Avogadro's number ?
(c) What is the value of molar volume of a gas at S.T.P.?
(a) What are the main applications of Avogadro's Law?
(b) How does Avogadro's Law explain Gay-Lussac's Law of combining volumes?
Calculate the relative molecular masses of :
(a) Ammonium chloroplatinate [(NH4)2PtCl6]
(b) Potassium chlorate [KClO3]
(c) CuSO4.5H2O
(d) (NH4)2SO4
(e) CH3COONa
(f) CHCl3
(g) (NH4)2Cr2O7