The equilibria relations in a multi-component and multiphase system cannot be calculated with the help of the_______________?

Byadmin March 12, 2019August 30, 2021

The equilibria relations in a multi-component and multiphase system cannot be calculated with the help of the_______________?

A. Phase rule
B. Experimental data
C. Empirical equations
D. Theoretical equations

Stoichiometry

The pressure of ‘V’ litres of a dry gas is increased from 1 to 2 kgf/cm2 at a constant temperature. The new volume will become___________________?

The pressure of ‘V’ litres of a dry gas is increased from 1 to 2 kgf/cm2 at a constant temperature. The new volume will become___________________?

A. V/2
B. 2V
C. V/4
D. V2

Read More The pressure of ‘V’ litres of a dry gas is increased from 1 to 2 kgf/cm2 at a constant temperature. The new volume will become___________________?
Stoichiometry

At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to___________________?

At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to___________________?

A. Decrease in mean free path
B. Increased collision rate among molecules
C. Increase in molecular attraction
D. Increase in average molecular speed

Read More At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to___________________?
Stoichiometry

Which of the following is the Clausius-Clapeyron Equation ?

Which of the following is the Clausius-Clapeyron Equation ?

A. PV = RT + B/V + y/V2 + ….
B. (P + a/V2)(V-b) = RT
C. loge (p/p0) = (λ/R) (1/T0 – 1/T)
D. p = [RT/(V – b)] – (a/TV2)

Read More Which of the following is the Clausius-Clapeyron Equation ?
Stoichiometry

Panel test determines the ______________ of refractories?

Panel test determines the ______________ of refractories?

A. Fusion point
B. Spalling resistance
C. Slag penetration resistance
D. Refractoriness under load (RUL)

Read More Panel test determines the ______________ of refractories?
Stoichiometry

Equal masses of CH4 and H2 are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is___________________?

Equal masses of CH4 and H2 are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is___________________?

A. 1/9
B. 8/9
C. 1/2
D. 5/9

Read More Equal masses of CH4 and H2 are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is___________________?
Stoichiometry

A sugar solution containing _________________ percent sugar is equivalent to 1 Brix?

A sugar solution containing _________________ percent sugar is equivalent to 1 Brix?

A. 0.01
B. 0.1
C. 1
D. 10

Read More A sugar solution containing _________________ percent sugar is equivalent to 1 Brix?

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