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when a 417 g sample of an unknown compound is dissolved in 500 g of benzene the freezing point of the resulting
reaction rate laws are frequently used to investigate reaction mechanisms would your results to this experiment be
the solubility of 1-hexanol in water is 060 g per 100 g of water at 25 degrees c what is the maximum amount of
explain how the electron configuration of calcium can be determined by changes in ie specifically the large changes for
explain why ionization energy increases when successive eletrons are removed from a given
what is the value of q when 712g of water vaporizes at 373 k the enthalpy of condensation of water at 373 k is -407
show mechanism of acetal formation through hemiacetal starting with 3-methylbutanal yieleding ethanol and
an organic pesticide mw 1837 is 843 cl a 0627 g sample containing the pesticide plus inert material containing no
a researcher determines that 744 j of energy needed to vaporize a 355-mg sample of a liquid at its boiling point
use atomic properties to explain why is xenon 11 times as soluble as helium in water at 0 degrees celcius on a mole
introduction-presents the background information to the report may include-nbsp introduction of pin on disk machine and
a reaction which is second order in reactant b has a rate constant of 1110-3 lmolesec how long would it take it for the
when 776 grams of magnesium bicarbonate are mixed with 300 ml of 010 m hydrocyanic acid how many liters of gas are
ignoring any side reactions and assuming the reaction occurs completely how large in kg an oxygen candle kclo3 would be
if the ea for a reaction is 728kj and if the rate constant at 15c is 10010-4 lmolesec then what is the value of the
the solubility of kno3 is 155 g per 100 g of water at 75 degree c and 380 g at 25 degree c what mass of kno3 will
the rate of reaction between carbon monoxide and hygrogen to form ch3oh with respect to carbon monoxide is 118 10-4
twenty dietary iron tablets with a total mass of 22131 g were ground and mixed thoroughly then 2998 g of the powder was
explain why evaporation is a cooling processplease relate average kinetic energy to temperature in your
draw the skeletal structure and write the name of the major organic product obtained in the following reactionsa
the elemental mass percent composition of ascorbic acid vitamin c is 4092 c 458 h and 1551 o determine the empirical
a solution is prepared by dissolving 150 g of nh3 in 250 g of water the density of the resulting solution is 0974 gml
how many moles of n2o contain the same number of nitrogen atoms as 460g of
consider two different solutions of the same uv-absorbing compound upon uv-analysis solution b gave an absorbance of 15
when 335 ml of 0580 m h2so4 is added to 335 ml of 116 m koh in a coffee-cup calorimeter at 2350degc the temperature