Large pores usually contain air, smaller pores usually contain ____________________

Fill in the blank(s) with correct word


water

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An IR remote control sends a 25-bit sequence every 0.01 s. The data rate of this remote control equals _______ bps.

Fill in the blank(s) with the appropriate word(s).

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One of the major differences between the van der Waals equation of state and the Peng-Robinson equation of state to model the vapor-liquid equilibrium of mixtures is:

A. The van der Waals equation of state does not use the acentric factor for its parameters, but the Peng-Robinson equation of state does. B. The van der Waals equation of state uses a temperature-dependent a parameter, while the Peng-Robinson equation of state does not. C. The van der Waals equations of state does not use a binary interaction parameter, but the Peng-Robinson equation of state does. D. The van der Waals equation of state will never show an azeotrope, but the Peng-Robinson equation of state can. E. None of the above.

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What is the most abundant element in air?

a. oxygen c. carbon dioxide b. nitrogen d. carbon monoxide

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Defective ball joints can cause all of the following problems EXCEPT _________

A) Loud popping or squeaking when driving over bumps B) Vehicle wander on a straight road C) Shimmy-type vibration felt in the steering wheel D) All of these can be caused by defective ball joints

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