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a 270 ml gas bubble is release by a suba diver at a pressure of 525 atm and a temperature of 400 degree celsius what
three different solutions containing the same solute at the same temperature are made to be saturated beaker 1 has 2000
what does the chemical reactions in an air bag have to do with
how do you find the volume in liters with it being occupied by 0110 kg of ethane gas c2h6 g at
a bat at rest uses high frequency sound waves to see assume the sound waves have frequency of 40000hz and move with a
dolphins emit clicks of sound for communication and echolocation a marine biologist is monitoring a dolphin swimming in
a bird is flying directly toward a stationary bird-watcher and emits a frequency of 1040 hz the bird-watcher however
hearing damage may occur when a person is exposed to a sound intensity level of 900 db relative to the threshold of
two sources of sound are located on the x axis and each emits power uniformly in all directions there are no
a large tank is filled with methane gas at a concentration of 0770 kgm3 the valve of a 140-m pipe connecting the tank
a tube has a length ofnbsp0046nbspm and a cross-sectional area ofnbsp83nbspx 10-4nbspm2 the tube is filled with a
four moles of an ideal gas with a constant-volume molar specific heat of 260 j molmiddotk started out at a temperature
suppose you want to operate an ideal refrigerator with a cold temperature of -195 degc and you would like it to have a
calculate the angle that will form between the centre maximum and the third-order dark fringe if the wavelength of the
an rl series circuit has the following components 60 mh cool 05 resistor and 12 volt battery plus ammeter and switch
a 10-mum-diameter oil droplet density 900 kgm3 is negatively charged with the addition of 30 extra electrons it is
a certain box contains 100 particles of an ideal gashow many times more likely is it to find the particles evenly split
in a very mild winter climate a heat pump has heat transfer from an environment at 500 degc to one at 230 degc what is
youve designed a new heat engine that uses two containers held at different temperatures one container is at 342 k
if the cold temperature reservoir of a carnot engine is held at a constant 294 k what temperature should the hot
a train is approaching the station explain what happens to the frequency of the sound as the train draws closer what do
a container holds 20 mol of gas the total average kinetic energy of the gas molecules in the container is equal to the
when the light beam passes from acrylite to air does it bend toward the normal line or away from the normal line
if the refractive index of glass is 15 what is the angle of refraction for angle of incidence at 42 degrees when the
suppose a uniform meterstick with mass 130g is supported at 60cm mark if m1120g is suspended at 10 cm mark where do you