Stoichiometry
For estimation of heat capacity of a solid compound, one can use

Trouton's rule
Clayperon's equation
Kopp's rule
Gibb's equation

ANSWER DOWNLOAD EXAMIANS APP

Stoichiometry
Variation of vapor pressure with temperature can be calculated using Clausius-Clapeyron equation, which assumes that the

Molal latent heat of vaporisation is constant within the limited temperature range
Volume in the liquid state is negligible compared with that in the vapor state
Vapor follows the ideal gas law
All of these

ANSWER DOWNLOAD EXAMIANS APP