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question a spherical balloon with negligible elastic force is filled at room temperature 20 c with enough helium gas
question two point charges of equal magnitude are placed 2m apart each attracts the other with a force of 9 mun what is
question a 3 l vessel 1 l 10-3 m3 contains 16 g of o2 gas at a pressure of 4atma how many moles of o2 are contained in
question if in the previous question you raise the temperature of the gas from 300k to 600ka by how much does the
question suppose you have a small cube with 3 painted on 3 sides 4 painted on 2 sides and 1 painted on the sixth sidea
question a if 1 liter of oxygen gas at 0 c and 101kpa pressure contains 27times 1022 molecules how many molecules are
question a box of h2 gas is at stp 0 c and 1013 kpaa what is the pressure of the gas ini torrii pascalsiii atmospheresb
question two carbon rods are placed in a solution of h2so4 a current of 12a is passed between the two rods for 2h 14min
question consider the following table of measurements of pressure vs volume for air in a closed volume at room
question a quantity of oxygen gas is contained in a vessel of volume v 1m3 at a temperature of t 300k and a pressure
question ultrahigh vacuum is considered to be around 10-11 torr what is the mean free path of a molecule in such a
question on a hot summer day air temperatures may rise to 40 c by what percentage will the viscosity of this air change
question at -260 c the density of solid hydrogen is 00763 g cm-3a what is the radius of a hydrogen molecule estimated
question the weight of air produces earths atmospheric pressurea what is the mass of a column of air 1cm2 in cross
question a glass bottle is almost filled with 075 l of wine it is tightly sealed leaving a bubble of air within at
question a 45-liter container at room temperature is known to have in it a total of n 15 times 1023 diatomic molecules
question state the argument by which the ideal gas law is determined derive the ideal gas law from boyles law and
question suppose you have a piston with an area of 100cm2 sitting on a volume of 10l of nitrogen gas at t 20 c if the
question find the location of a nearby barometer go there and measure the pressure of the atmosphere make a careful
question suppose you have two different ideal gases one with a mass of 29 g per mole and the other with a mass of 17 g
question certain volumes of nitrogen gas and hydrogen gas react to form 4l of ammonia gas according to the reaction
question obeying prousts law of constant proportions stannous oxide is always 881 tin and 119 oxygen by weight stannic
question observer a notes that water always consists of 111 hydrogen and 889 oxygen by weight while hydrogen peroxide
question the chemical reaction for making nitrogen dioxide is given by2o2 n2 rarr 2no2suppose we combine nitrogen and
question suppose on a day when the atmospheric pressure is 101knm-2 you inflate a spherical balloon to a diameter of