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a tank contains helium gas at 576 mmhg nitrogen gas at 157 atm and neon at 730 torr what is the total pressure in
a hydrocarbon fuel is burnt with excess air the orsat analysis of the flue gas shows 102 co2 10 co 84 o2 and 804 n2
what hybridization is needed to describe the square planar molecular geometry of krf4 explain how the hybridization is
a pressure vessel contains co2 pco2 378 atm and o2 po2 6 atm gases at a total pressure of 978 atm what is the
can someone explain how to solve1 determine the relative error for the following quantity 547plusmn005 047plusmn003 -
a student increases the temperature of a 556 cm cubed balloon from 278 k to 232 k assuming constant pressure what
some commercial drain cleaners contain two components sodium hydroxide and aluminum powder when the mixture is poured
the thermal decomposition of ethylene occurs in many industrial contexts during ethylene transit in pipelines formation
two tiny particles carrying like charges of the same magnitude are 1mm apart if the electric force on one of them is
how many revolutions per minute would a 24m-diameter ferris wheel need to make for the passengers to feel weightless at
a box of mass m is released from rest on an inclined plane as shown in the diagram the initial height is 45m relative
reaction 4ph3g --gt p4nbspg 6 h2nbspgover a specific time period 00048 mole of ph3nbspis consumed in a 20 l container
the reaction between dinitrogen pentaoxide and water is a source of nitric acid in the atmosphere n2o5nbspg h2o g --gt
after getting a preliminary melting point range of 140-147 degrees c for an unknown it is identified as o-nitrobenzoic
at just above room temperature 27 oc the vapor pressure of benzene is 0523 atm and the vapor pressure of cyclohexane is
why are boiling chips added to the round bottom flasks of both simple and fractional distillations explain in detail
describe the role of the fractioning column in fractional distillation in detail what is it made of and what does it do
you have a helium balloon that contains 120 grams of helium at 230degc it takes 1488 calories of heat to raise the
you have a piece of metal that has a mass of 162 grams and a volume of 111 cm3 what is the density of your metal in
you have a glass that contains 23 grams of water at 25degc you add 253 calories of heatenergy to the waternbspwhat is
what is the main process that dominates what shape your crystals formwhat is the most important criteria for completing
a mixture was recrystallized to purify compound a melting point of 105 degc from compound b melting point 85 degc which
can you please assist me on a question that requires the calculation of valence electrons and the lewis structure of
magnetite is a mineral having the formula fe3o4 or feofe2o3 a 11324-g sample of a magnetite ore was dissolved in