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a closed flask of air 0250l contains 50 puffs of particles the pressure probe on the flask reads 93kpa a student
nitrogen gas reacts with hydrogen gas to form ammonianh3 how many miles of hydrogen gas does it take 9 moles of
a 2 l bottle containing only air is sealed at a temperature of 22 degrees celsius and a pressure of 0982 atm the
in a paper by bada protsch and schroeder nature 241394 1973 the rate of isomerization of isoleucine in fossilized
write the empirical formula for the molecular compound
a solution of calcium nitrate cano32 reacts with a solution of ammonium fluoride nh4f to form solid calcium fluoride
why are p-orbitals lobed instead of just bigger spheres around the
1 how is freezing point depression and heat of dissolution related to each other 2 what does the heat of dissolution
explain what is the pressure of the gas in a mercury mamometer if h91mm as well as atmospheric pressure is 781
state the structure of the principal organic product expected from each of the subsequent reactions indicate
propose an appropriate method indicating reagents and solvents for preparing the subsequent from a starting material of
a metal has denisty 64gcm3 is dropped into water upto 906ml the water rise 1214 ml compute mass of
if 5000ml of 100 m hc2h3o2 ka 18x 10-5 is titrated with 100m naoh explain what is the ph of the solution after the
a metal cylinder has a length 72cm along with diameter of 14 it is dropped in a graduated cylinder filled with water
a mixture of hases contains 0330 mol ch4 0230 mol c2h6 and 0270 mol c3h8 the total pressure is 155 atm compute the
utilizing your knowledge of periodic trends rank the subsequent elements in order of increasing atomic size- n o si
after 740 min 350 of a compound has decomposed explain what is the half-life of this reaction assuming first-order
explain how much energy is needed to raise the temperature of 5000ml of water from 2552c to 2875c the density of water
explain how many milliliters of 0100 m hcl would have to be added to 1000 ml of 0200 m ammonia nh3 in order to prepare
find out the partial pressures and the total pressure in a 250 l vessel containing the following mixture of gases at
from equation ekq1q2d as well as the ionic radii given in the figure compute the potential energy of the subsequent
depict skeletal structure of major organic product of 1-methylcyclopentene treated with br2 as well as h20 cis or
cyclohexene indulgenced with cl2 xs hoch3 in cold and dark conditions provides what major organic product cis or
cyclohexene treated with cl2 xs hoch3 in cold and dark conditions gives what major organic