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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 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
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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 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 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 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 suppose on a day when the atmospheric pressure is 101knm-2 you inflate a spherical balloon to a diameter of
question a cube of al 2 cm on each side is heated from 21 c to 37 c by how much does its volume
question suppose you have a glass sphere 100 cm3 in volume when you heat it up from 20 c to 80 c its volume increases
question how do you know from fig that after gay-lussac let water into the flask at 0 c the pressure in the flask would
question suppose you have 224 l of ideal gas at 27315 k what will be the volume of the gas at the same pressure but
question explain gay-lussacs law of combining volumes why does this law support the existence of
question how did avogadro explain that when 200cm3 of hydrogen at stp is combined with 100cm3 of oxygen at stp they
question dalton noticed that 100g of tin combined with either exactly 135g or exactly 27g of oxygen he said that this
question an object of mass 2kg initially at rest is dropped from a tower in order to determine its height the objects
question a 50g ball rolls up a short incline and then continues along level ground the speed of the ball at the bottom