
Problem 3.77 3.78 What is the differential pressure in k Pa? a. 2.9 b. 0.2 c.0.3...
6.9.0
Problem 1 (30p) 4 kg of water at 25 °C and 0.3 M Pa is heated in a sealed tank under constant pressure. 10000 kJ of heat is added, what is the change in the entropy?
4-For the manometer shown in the Fig. below contains oil and water.For the column heights indicated what is the pressur differential between pipes A and B. CDI water water 650) 20 10 Glycerin S.G-1.26 oil o-o.as S.G 0.85 Dimensions in cm S-The inverted U-tube manometer contains oil S.G.-0.9and water. The pressure differential between A and B, pA-PB is-5kPa Determine the differential reading,h Oil 0.2 m 0.3 m Water 9-Air flows through a pipe at a rate of 200L/s.The pipe consists...
Y = 3 m
(pa-pb) = 46 KN/m^2
Q.2. Figure:2 shows a U tube differential manometer connecting two pressure pipes at A and B. The pipe A and B contains water and manometer fluid is mercury. If the pressure difference between two pipe (p.-p.) is (X) kN/m’. Calculate the difference in level (h). (3 Marks) Water water 0.3 m у h Mercury Sp. gravity 13.6
What is the pressure of an ideal gas if 3.4 mol occupy 2.9 L at a temperature of -110 degree C? Express your answer using two significant figures. P = 1.6 middot 10^5 Pa
The pressure in A is 20 KPa and the pressure in B is -10KPa ( a
vacuum).
Problem 1 A differential mercury manometer as shown is connected to pipe A containing an unknown fluid of unknown specific weight. If the differential height, h is 2.5 m, what is the specific weight of the unknown fluid? 0.2 m Unknown fluid Water 0.4 m Mercury
Consider the following probability distribution: x P(x) 1 0.1 2 ? 3 0.2 4 0.3 What must be the value of P(2) if the distribution is valid? A. 0.6 B. 0.5 C. 0.4 D. 0.2 What is the mean of the probability distribution? A. 2.5 B. 2.7 C. 2.0 D. 2.9
1. Suppose that A. B. and C are events such that PA-PlB) = 0.3. PC] = 0.55, PAT B) = For each of the events given below in parts (a)-(d), do the following: (i) Write a set expression for the event. (Note that there are multiple ways to write this in many cases.) (ii) Evaluate the probability of the event. Hint: Draw the Venn Diagram. You may then want to identify the probabilities of each of the disjoint regions in...
What is the value of K for this aqueous reaction at 298 K? A+B F C +D AG° = 20.93 kJ/mol K = At 25 °C, the equilibrium partial pressures for the reaction 3 A(g) + 2 B(g) = C(g) + 2D(g) were found to be Pa = 4.86 atm, PB = 5.54 atm, Pc = 4.91 atm, and Pb = 5.82 atm. What is the standard change in Gibbs free energy of this reaction at 25 °C? AGеxn =...
7. A 0.2 moles of diatomic gas are contained in a cylinder at 300 K and atmospheric pressure 1*10^5 Pa. The gas receives 1000 J of heat in an ideal adiabatic transformation. Calculate the change of internal energy, the work done on the gas and the final volume and temperature of the gas.
The system is subject to a pressure of 100.491kPa on the right side. If PA=146kPa what is the length of the manometer? (Note: the manometer is filled with both, mercury and water and the angle is measured with respect to the vertical axis) Consider 9-132.672kN/m2.SGair-2.0x10-2 PH20=997.7kgim? Air A 32 cm 1 15 cm 18 cm 35 Mercury Water PV