Answers: 2
Physics, 21.06.2019 18:00
Amanometer is used to measure the air pressure in a tank. the fluid used has a specific gravity of 1.25, and the differential height between the two arms of the manometer is 34 in. if the local atmospheric pressure is 12.7 psia, determine the absolute pressure in the tank for the cases of the
Answers: 3
Physics, 22.06.2019 03:00
Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.
Answers: 2
Physics, 22.06.2019 23:00
Awelder using a tank of volume 7.50Ć10^-2 m^3 fills it with oxygen (with a molar mass of 32.0 g/mol ) at a gauge pressure of 3.30Ć10^5 pa and temperature of 37.1 āc. the tank has a small leak, and in time some of the oxygen leaks out. on a day when the temperature is 23.1 āc, the gauge pressure of the oxygen in the tank is 2.00Ć10^5 pa . a) find the initial mass of oxygen. b) find the mass of oxygen that has leaked out.
Answers: 3
Physics, 23.06.2019 00:00
Boiling water is an example of physical change. true or false
Answers: 2
Which number is the same as 3.11 x 10-4...
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