Determine the radius of the spherical container after gas
An ideal gas at 7°C is in a spherical flexible container having a radius of 1.10 cm. The gas is heated at constant pressure to 88°C. Determine the radius of the spherical container after the gas is heated. [Volume of a sphere = (4/3)pr3.]
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A person accidentally swallows a drop of liquid oxygen, O2(l), which has a density of 1.149 g/mL. Assuming the drop has a volume of 0.035 mL, what volume of gas will be produced in the person's stomach at body temperature (37°C) and a pressure
Speedboat A negotiates a curve whose radius is 156 m. Speedboat B negotiates a curve whose radius is 238 m. Each boat experiences the same centripetal acceleration. What is the ratio vA/vB of the speeds of the boats?
A person pulls a toboggan for a distance of 20.0 m along the snow with a rope directed 30.0° above the snow. The tension in the rope is 96.0 N. How much work is done if the same tension is directed parallel to the snow?
When liquid B is replaced with liquid C, total internal reflection occurs for angles of incidence greater than 55.0°. Find the ratio nB/nC of the refractive indices of liquids B and C.
If the temperature at which a certain compound melts is a random variable with mean value 120 degree Celsius and standard deviation 2 degree Celsius, what are the mean temperature and standard deviation measured in degree Fahrenheit?
Steam at 35 bar and 600 degree K enters a throttling valve that reduces the steam pressure to 7 bar. Assuming there is no heat loss from the valve, what is the exit temperature of the steam and its change in entropy?
Calculate the deltaHrxn for the combustion of glucose (C6H12O6) using deltaHf values. You will have to calculate the deltaHf of glucose using the following information. 6CO2(g)+6H2O(l)->C6H12O6(s)+6O2(g) deltaHrxn=2826 KJ.
Let A be the number of rounds until Lionel wins his first stuffed animal. What is the distribution and parameters of A? Also, find the expected value and variance of A.
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