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What is compressibility?...

What is compressibility?

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The density of vapour of a substance (X) at 1 atm pressure and 500 K is 0.8 kg//m^(3) . The vapour effuse through a small hole at a rate of 4//5 times slower than oxygen under the same condition. What is the compressibility factor (z) of the vapour ?

What is the compressibility factor (Z) for 0.02 mole of a van der Waals's gas at pressure of 0.1 atm. Assume the size of gas molecules is negligible. Given : RT=20 L atm mol^(-1) and a=1000 atm L^(2) mol^(-2)

At Boyle's temperature , compressibility factor Z for a real gas is

If a gas is heated at constant pressure, its isothermal compressibility

The compressibility factor in terms of Pc, Vc and Tc is called Zc. The value of critical compressibility factor Zc is approximately

In the plot of Z (compressibility factor) vs P,Z attains a value of unity at a particular pressure. What does it signify?

The value of compressibility factor ( Z ) for an ideal gas is

The value of compressibility factor for an ideal gas is equal to 1.

The approximate depth of an ocean is 2700m . The compressibility of water is 45.4xx10^(-11)Pa^-1 and density of water is 10^3(kg)/(m^3) . What fractional compression of water will be obtained at the bottom of the ocean?

A block of mass m is suddenly released from the top of a spring of stiffness constant k. a. Find the acceleration of block just after release. b. What is the compression in the spring at equilibrium. c. What is the maximum compression in the spring. d. Find the acceleration of block at maximum compression in the spring.