Oil 750 kPa SG= 0.72 75cm Air Water Mercury SG= 13.6 30 cm Figure 1 Je
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Given:
The Gauge pressure at the tank is P = 750 kPa
The height of the water column is hw = 30 cm
The density of the water is = 1000 kg/m3
The height of the oil column is ho = 75 cm
The specific gravity of mercury is = 13.6
The specific gravity of oil is = 0.72
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- An expensive vacuum system can achieve a pressure as low as 1.33 x 10-7 N/m2 at 28°C. How many atoms are there in a cubic centimeter at this pressure and temperature? 42563891.55 x atoms Additional Materials CS Scannewith CamScanner Rea tingProblem 1: Answer the following questions using the table to the right. Medium Gases at 0 °C, 1 atm Air Carbon dioxide Hydrogen Oxygen 1.000293 1.00045 1.000139 1.000271 Liquids at 20 °C Benzene Carbon disulfide Carbon tetrachloride Ethanol Glycerine Water, fresh 1.501 1.628 1.461 1.361 1.473 1.333 Solids at 20 °C Diamond Fluorite Glass, crown 2.419 1.434 1.52 Glass, flint |Ice (at 0 °C) Polystyrene Plexiglas Quartz, crystalline Quartz, fused Sodium chloride 1.66 1.309 1.49 1.51 1.544 1.458 1.544 Zircon 1.923 Part (a) Calculate the index of refraction for a medium in which the speed of light is 2.012 × 10°. Numeric : Anumeric value is expected and not an expression. Part (b) Determine the most likely identity of the substance based on the table in the problem statement. MultipleChoice : 1) Carbon tetrachloride 2) Diamond 3) Ethanol Sodium chloride 5) Plexiglass 6) Water, fresh 7) Glycerine 8) Polystyrene 9) Glass, crown 10) Glass, flintA large balloon used to sample the upper atmosphere is filled with 410 m3 of helium. What is the mass of the helium (in kg)? kg
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