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An insurance company claims that for x thousand policies, its monthly revenue in dollars is given by R(x)=150x and its monthly cost in dollars is given by c(x)=120x+7200.
How much heat flows from 1.00 kg of water at 36.0°C when it is placed in contact with 1.00 kg of 22°C water in reaching equilibrium
Applying principles of probability, how can we improve random number generators and make them more unpredictable and thus more realistic? Share your thoughts and possible scenarios.
An ideal gas has a temperature of 850 K. calculate the total kinetic energy of 1 mol of this gas
A sailboat on the ocean has a mast of height 18.5 m. When viewed through a pair of binoculars the mast has an angular size of 0.065 rad. compute the distance between the observer and the sailboat
A long horizontal hose of diameter 3.2 cm is connected to a faucet. At the other end, there is a nozzle of diameter 1 cm. detetmine the velocity of the water in the hose
At t=0, the displacement x(0) of a block attached to a spring is -850 cm. The block's velocity v(0) is then -.920m/s, what is the abgular frequency of this system
Find the magnification of the heater element given that the mirror has a radius curvature of 46 cm and produces an image of the coils 2.6m away from the mirror
Jack was exposed to fast neutrons; he received a radiation dose of 220rem rem on part of his hand, affecting 28.0grams of tissue. How much radiation did Jack receive
The rms speed of a sample gas is increased by 2 %, What is the percent change in the temperature of the gas
when a metal was exposed to light at a frequency of 4.49 x 10^15 s^-1, electrons were emitted with a kinetic energy of 4.80 x 10^-19 J. What is the maximum number of electrons that could be ejected
By what factor will the rms speed of gas molecules increase if the temperature is increased from 40 ?C to 150 ?C
Tell the number of hydrogens bonded to each carbon atom in (a) the anti-influenza agent oseltamivir, marketed as tamiflu, and (b) the platelet aggregation inhibitor clopidogrel, marketed as plavix.
An unknown compound contains only carbon, hydrogen, and oxygen.Combustion of 5.50 of this compound produced 8.07 of carbon dioxide and 3.30 of water.
A patient swallows a radiopharmaceutical tagged with phosphorus-32 (3215P), a ? - emitter with a half-life of 14.3 days. What is the total energy deposited in the body during the 5.5 days
The first ionization energy, E, of a lithium atom is 0.860 aJ. What is the wavelength of light, in nm, that is just sufficient to ionize a lithium atom
I have a problem in mechanical physics where I'm given the linear mass density of a rigid plastic material. Here's the problem for context: A 42 cm diameter wheel, What is linear mass density
A lens with a focal length of 25 cm and a concave mirror with a radius of curvature of 100 cm are placed 1.0 meters apart. determine if it is real or virtual
A pair of slits separated by d = 1.30 mm is illuminated with light of = 610 nmwavelength and falls on a screen L = 2.00 m away. what was the minimum glass thickness
A helium balloon ride lifts up passengers in a basket. Assume the density of air is 1.28 kg/m3, find the volume of helium in the balloon when fully inflated
what is the difference in blood pressure (mm-Hg) between the top of the head and bottom of the feet of a 1.84m tall person standing vertically
In a typical Hollywood movie stunt, a person jumps off a building and lands on a cushion to safely stop. How much voltage should the battery have to stop the object as it reaches the ground
Draw a line-bond structure for a compound with a molecular formula of C5H14 and one carbon with only one hydrogen attached to it.
A square with sides of length L has a point charge at each of its four corners. Find the magnitude and sign of the charges Q such that each of the +1.00 µC charges experiences zero net force
the human eye is able to detect as little as 2.35 x 10 ^-18 J of green light of wavelength 510 nm. Calculate the minimum number of photons of green light that can be detected by the human eye.