Thermodynamics 7

Question 1

Factors affecting enthalpy of a reaction.

Answer 1

1. Physical state
2. Quantity of reactants.
3. The heat changes depends on Allotropic modifications.
4. Temperature.
5. Pressure and Volume.

Question 2

Standard form of
1. Carbon
2. O2, H2, Cl2, F2, N2
3. Br2
4. I2
5. P4
6. S8
7. Na

Answer 2

1) Graphite
2) Gaseous
3) Liquid
4) Solid
5) white
6) orthorhombic
7) Solid state

Question 3

Relation between delta H and delta G

Answer 3

Delta H = Delta G + T delta S