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explain how can you distinguish between the pairs of the following isomers using spectroscopic methods ir or nmri cis-
a sample with a concentration of 0240 m has an absorbance of 034 in a 10 cm path length cuvet what would be the
a 30 kg crate is pulled across a level floor with 80 n of force the coefficient of kinetic friction between the crate
a block mass m1 lying on a frictionless inclined plane is connected to a mass m2 by a massless cord passing over a
name the shape you would predict for the molecules which have the following general formula ax1 ax2 ax3 ax4 ax5
define geometric isomerism give one example and the structural formula for each of its
a student of weight 660 n rides a steadily rotating ferris wheel the student sits upright at the highest point the
a charged capacitor is connected to a resistor and a switch as in the figure below the circuit has a time constant of
a proton with a speed of 30x105 ms falls though a potential difference v and thereby increases its speed to 90x105 ms
a ceiling fan consists of a small cylindrical disk with 5 thin rods coming from the center the disk has mass md 34 kg
a drop of the naoh titrant adheres to the side of the buret between the initial and final readings for the titration as
a solution of 25 mol hf diluted to 10 l has a hydronium ion concentration of 13x10-2 m what is the percent ionization
for the reactions of the alkyl halides with sodium iodide in acetone does the type of halide affect the rate of the
rank the substrate structures below according to rate of reaction with 1 ethanolic silver nitrate sn1 1 is the fastest
a student mixes four reagents together thinking that the solution will neutralize each other the solutions mixed
if a 0500g sample of a potassium nitrate mixture is decomposed by heating what is the milliliter volume of oxygen gas
create an mo diagram each for h2 h2 and h2- list where the homo - the homo the lumo and the lumo should be along with
list the principal and angular quantum numbers for the homo and lumo of h and h- be sure to include the letter
a flask containing a mixture of compounds a and b are decomposed by first-order kinetics the half-lives are 45 min for
some second-order reaction has an activation energy of 1151 kj mol this reaction has a constant speed of 00796 m-1s-1
acetic acid tends to form dimersch3co22 because of hydrogen bonding the equilibrium constant kc for this reaction is
write the equilibrium mass balance expressions for the following equilibrium in terms of a kc and b kp4hclaq mno2s
sodium oxide reacts with water to produce sodium hydroxide how many moles of sodium hydroxide can be produced from 620g
what will happen if all the solids in the nucleophile medium were not dissolved how might this affect the outcome of
in proton-beam therapy a high-energy beam of protons is fired at a tumor the protons come to rest in the tumor