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Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges

Agas mixture consists of 8 kmol of h2 and 2 kmol of n2. determine the mass of each gas and the apparent gas constant of the mixture.

Calculate the equilibrium concentration of vacancies per cubic meter in pure aluminum at 500°c. assume that the energy of formation of a vacancy in pure aluminum is 0.76 ev. what is the vacancy fraction at 650°c.