Physical Chemistry Answers

The initial partial pressures are PA = 0.000 torr, PB = 0.000 torr, and

PC = 150. torr, and the total pressure at equilibrium is 200.0 torr. What are

the values for Kp and Kc at 800. K temperature?

Use the equipartition principle to estimate the value of γ = Cpm/CVm for gaseous N₂O₅. Do this calculation WITH the vibrational contribution to the energy. 

a.

1.07

b.

1.33

c.

1.4

d.

1.7

e.

1.5

PH of acidic solution

Solid ammonium chloride undergoes sublimation on heating. In the vapour phase ammonium 

chloride decomposes to give NH3(g) and HCI(g). The following equilibrium is established. 

 NH4Cl(s) ⇌ NH3(g)+ HCl (g)

 What is the number of 

i) phases in the system, 

ii) components in the system, and 

 iii) degrees of freedom of the system?

Calculate the specific heat capacity unknown metal.giveen that mass of metal 31.207. Initial temperature of metal 98.2. mass 0f cold water 82.100. initial temperature of cold water and calorimeter 21.8. final temperature of everything 24.0. Give me solution fast

2 1h + 27 13al → + 4 2he

With diagram Describe the phase rule for water

100mL 0.5 M NAOH are added to 500 mL 0.1 M h2s04.what are the final concentration of Na+,H+ and SO4 2-?how many miles and how many mol/L of neutralization reaction take place?assume complete dissociation.

Suppose 91. g of sulfuric acid is mixed with 144 g of sodium hydroxide. Calculate the 

minimum mass of sulfuric acid that could be left over by the chemical reaction.

The enthalpy of formation of NH₃ as per the following reaction is -46.11 kj/ mol at 298 k.