Determine the density of an unknown gas
Determine the density of an unknown gas used to fill a 2.0g balloon to a volume of 4.0L if the balloon floats at equilibrium of the air.
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A 28kg suitcase is being pulled with constant speed by a handle that is at an angle of 30^\circ above the horizontal. If the normal force exerted on the suitcase is 180N , what is the force {F} applied to the handle?
Ginger Enterprises began the year with total assets of$630,000 and total liabilities of $334,000. Using this informationand the accounting equation, answer each of the followingindependent questions.
A long cylinder having a diameter of 90mm is placed in the tunnel and the axis of the cylinder is held perpendicular to the air flow. What is the force on the cylinder per meter length?
A moth at about eye level is 12 cm in front of a plane mirror; you are behind the moth, 34 cm from the mirror. What is the distance between your eyes and the apparent position of the moth's image in the mirror?
The ice cap at the north pole may be 1000 m think, with a density of 920 kg/m^3. Find the pressure at the bottom and the corresponding melting temperature.
The department of natural resources reports that a fish is unsafe to eat if the polychlorinated biphenol (PCB) concentratio exceeds 5 parts per billion (ppb). A sample of 10 fish taken from a local lake results in the data listed below. Test the c
At the beginning of 2007, Buck Corporation had assets of$540,000 and liabilities of $320,000. During the year, assetsincreased by $50,000 and liabilities decreased by$10,000. What was the total amount of stockholders' equity atthe end of 2007.
The hard drive reader head is the only likely component to fail, and all that fail are replaced. These have a life expectancy that follows the normal distribution with mean 60 months and standard deviation of 2 months.
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