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27 solutions

Pressure Units

#### Q. The prevailing atmospheric pressure on a plateau in Colorado is 0.754 atm. Express this pressure in pounds per square inch, kilopascals, pascals, millimeters Hg, and inches Hg. Hint: 1 atm = 101.3 kPa = 1.013x10^5 Pa = 760 mm Hg = 14.69 psi = 29.92 in Hg

Solved • Feb 12, 2020

Pressure Units

#### Q. An automobile tire is inflated to a pressure of 30.4 psi. Express this pressure in atmospheres, kilopascals, inches Hg, millimeters Hg and torr. Hint: 1 atm = 101.3 kPa = 29.92 in Hg = 760 mm Hg = 14.69 psi = 760 torr

Solved • Feb 12, 2020

Pressure Units

#### Q. A student reads a barometer in the laboratory and finds the prevailing atmospheric pressure to be 722 mm Hg. Express this pressure in atmospheres, kilopascals, torrs, pounds per square inch, and pascals. Hint: 1 atm = 101.3 kPa = 760 torr = 760 mm Hg = 14.69 psi = 1.013x10^15 Pa

Solved • Feb 12, 2020

Pressure Units

#### Q. a barometer shows a 70.0 cm column of mercury. what is the pressure (in Pa)? the gravitational constant is 9.81 m s^-2 and the density of mercury is 13.6g cm^-3 a) 1185 b)108 c) 9.34x10^4 d)1.0

Solved • Dec 2, 2019

Pressure Units

#### Q. Bubbles of oxygen gas from photosynthesis form on the leaves of an underwater plant at a depth of 131 ft. If the plant is growing near the coast of new Jersey on a day on which the atmospheric pressure is 729 mmHg, what is the pressure of the oxygen gas in one of the bubbles mentioned above :

Solved • Nov 24, 2019

Pressure Units

#### Q. Bubbles of Oxygen gas from photosynthesis form on the leaves of an underwater plant at a depth of 140. ft. If the plant is growing near the coast of New Jersey on a day on which the atmospheric pressure is 760. mmHg , what is the pressure of the Oxygen gas in one of the bubbles mentioned above? (1 in = 2.54 cm) A. 5.13 atm B. 4.82 atm C. 3.86 atm D. 2.90 atm E. 0.96 atm

Solved • Nov 23, 2019

Pressure Units

#### Q. 1. A barometer shows a 62.0 cm column of mercury. What is the external pressure in Pa, atm, torr, and mmHg? (g = 9.81 m s^-2; d(Hg) = 13.6 g cm^-3)

Solved • Sep 25, 2019