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A shop-vac is capable of pulling in air at a rate of 210 ft^3/min. What is the rate of the vacuum’s air flow in L/s?
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- High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purity chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000 Pa) to about 60,000 kPa (60,000,000 Pa). It is often convenient to know the pressure in torr. If an HPLC procedure is running at a pressure of 4.43x10 Pa, what is its running pressure in torr? Express the pressure numerically in torr. ▸ View Available Hint(s) 4.43x10 Pa = IVE ΑΣΦΑ ? torrA shop-vac is capable of pulling in the air at a rate of 210 ft³/min. What is the rate of the vacuum's airflow in L/s?A balloon filled in publix at 27°C to a volume of 130cm^3 was moved outside where the temperature was 35°C. What is the new volume?
- High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000 Pa) to about 60,000 kPa (60,000,000 Pa). It is often convenient to know the pressure in torr. If an HPLC procedure is running at a pressure of 1.45x107 Pa, what is its running pressure in torr? Express the pressure numerically in torr. ► View Available Hint(s) 1.45x107 Pa = VE ΑΣΦ ? torrThe density of mercury changes approximately linearly with temperature as p=851.5-0.086T in Ibm/ft^3 (T in degrees F), so the same pressure difference will result in a manometer reading that is influenced by temperature. If a pressure difference of 14.7 Ibf/in^2 is measured in the summer at 95F and in the winter at 5F, what is the difference in column height between the two measurements? 273.488 in O 1.899 ft O 273.488 ft O 8.493 ftA rigid cylinder of gas shows a pressure of 500 torr at 215 K. The cylin- der is moved to a new storage site where the pressure within the cylinder is now measuring 800 torr. What is the new temperature? Show your work. Answer in a complete sentence. Normal E E A A I ||| Enter your answer here 2 Ⓒ ||| BIUS X √x QI X₂ X²
- High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000 PaPa) to about 60,000 kPakPa (60,000,000 PaPa). It is often convenient to know the pressure in torr. If an HPLC procedure is running at a pressure of 5.50×108 Pa, what is its running pressure in torr? Express the pressure numerically in torr.A lungful of air (363 cm ^ 3) is exhaled into a machine that measures lung capacity . If the air is exhaled from the lungs at a pressure of 1.84 atm at 34°C but the machine is at ambient conditions of 0.958 atm and 23°C what is the volume of air measured by the machine ? Answer in units of cm^ 3 .You are working in an oil refinery. Where you use hydrocarbon gases like methane (CH4), ethane (C2H), and propane (C3H8) and prepared a mixture, When measured the pressure at 25°C it turns out to be 7.50 atm. This gas mixture was then also used in a mass spectrophotometer and the following data was obtained. Based on this information find the partial pressure of each gas and report respectively as their name appeared in the question 10 30 40 50 Molecular maaNs (amu) اخترأحد الخبارات a. 2.3 atm, 3.8 atm, 1.4 atmO b. 4.0 atm, 1.5 atm, 2.5 atm O 2.1 atm, 4.0 atm, 1.4 atm O d. 3.8 atm, 1.4 atm, 23 atm e. 1.4 atm, 2.3 atm, 3.8 atmO Intensity of peaks
- The mercury in a barometer of a cross sectional area 1cm² stands at 75cm, and the space above it is 9cm in length. What volume of air, measured at atmospheric pressure, would have to be admitted into the space to cause the column of mercury to drop to 59cm?Boyle’s law for confined gases states that if the temperature is constant, pv = c, where p ispressure, v is volume, and c is a constant. At a certain instant the volume is 75 cubic inches, thepressure is 30 psi, and the pressure is decreasing at the rate of 2 psi every minute. What is therate of change of the volume at that instant?You are working in an oil refinery . Where you use hydrocarbon gases like methane ( CH4 ) , ethane ( C2H5 , and propane ( C3Hg ) and prepared a mixture . When measured the pressure at 25 ° C it turns out to be 7.50 am This gas mixture was then also used in a mass spectrophotometer and the following data was obtained Based on this information find the partial pressure of each gas and report respectively as their name .appeared in the question