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a regarding the earth and a cloud layer 700 m above the earth as the plates of a capacitor calculate the capacitance of
these questions are from an experiment fats soaps and detergents- a saponification reaction 1 the triglyceride and the
an air-filled parallel-plate capacitor has plates of area 270 cm2 separated by 200 mm the capacitor is connected to a
consider the chemical reaction 2nh3g n2g 3h2g the equilibrium is to be established in a 10 l container at 1000 k where
how many grams of krypton gas will occupy 255 liters at 125 atm if it occupies 375 liters at 0750 atm at 255
the half -life of 14c is 5730 years a sample taken for radiocarbon dating was found to contain 56 percent of its
a when a battery is connected to the plates of a 900-microf capacitor it stores a charge of 2160 microc what is the
write an equation for the reaction of the soap sodium oleate with calcium chloride
a packing crate measures 040m x 040m x 025m you must fill the crate with boxes of cookies that each measure 220cm x
what is the intact compound equation and the net ionic equation for the neutralization of aqueous hydrofluoric acid
acetone a common laboratory solvent has deltahvap 291kjmol and a normal boiling point of 562 c at what temperature in
what is the ph of the solution that results from mixing 500 ml of 0100 m naoh with 1000 ml of 0100 m propanoic
helicopter blades withstand tremendous stresses in addition to supporting the weight of the helicopter they are spun at
which would have a higher energy of activation and why nitration of 4-bromonitrobenzene or nitration of
how many electrons should be removed from an initially uncharged spherical conductor of radius 0100 m to produce a
glacial acetic acid is 995 acetic acid fw 60052 by weight and has a density of 105gml calculate the volume of glacial
how many grams of nacn would you need to dissolve in enough water to make exactly 325 ml of solution with a ph of
a 311 kg object initially moving in the positive x-direction with a velocity of 530 ms collides with and sticks to a
you are on the tilt-a-whirl ride and it begins to spin model the ride as all the mass at a radius of 160 m the mass of
a saturated solution of magnesium hydroxide mgoh2 in equilibrium with undissolved solid is prepared at 25degc the ph of
deimos a moon of mars is about 12 km in diameter with a mass of 20times1015 kg suppose you are stranded alone on deimos
calculate g for following reaction n2g3h2g------gt2nh3g pn226 atm ph259atm
a hockey puck with mass 0160 kg is at rest on the horizontal frictionless surface of a rink a player applies a force of