Determine mass of water added in kg and final pressure
A vessel whose volume is 0.5 m^3 initially contains dry air at 0.2 MPa and 20°C. Water is added to the vessel until the air is saturated at 20°C. Determine the (a) mass of water added, in kg. (b) final pressure in the vessel, in bar.
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Why must one consider the average degree of polymerization and the average molecular weight of a thermoplastic material? Define the average molecular weight of a thermoplastic.
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Water is added to the vessel until the air is saturated at 20°C. Determine the (a) mass of water added, in kg. (b) final pressure in the vessel, in bar.
What is the magnitude of the vertical displacement delta y of the electron while it is in the electric field? Answer in units of m.
It takes 140 J of work to move 2.6 C of charge from a positive plate to a negative plate. What voltage difference exists between the plates? Answer in units of V.
If the angle of collision between molecules A and B in areaction is favorable, reaction energy is less than when the angleof collision is unfavorable.
The probabilities of snow in a given region during each month of the year are Jan(40%), Feb(30%), Mar(20%). Apr(10%), May-Dec (2.5%). If it snows, what is the probability that it is February?
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