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a sample of gas occuplies a volume of 627 ml as it expands it does 1203 j of work on its surroundings at a constant
a gas-forming reaction produes 130 m3 of gas against a constant pressure of 1780 kpa calculate the work done by the gas
calculate the temperature change in the water upon the complete melting of the ice hint determine how much heat is
what is the age of a rock whose argon 40 potassium 40 ratio is 155 the half life of potassium 40 is 128 x 109
calculate the vapor pressure of ethanol at 30c in mm hg bp of ethanol 76
mercury has mp -389c a molar heat capacity of 279 jkmol for the liquid and 282 jkmol for the solid and delta hfusion
a solution is prepared by mixing 500 ml of 018 m pbno32 with 500 ml of 10 m kcl calculate the concentrations of pb2 and
trichloroethane c2h3cl3 is the active ingredient in aerosols that claim to stain-proof mens ties trichloroethane has a
acetone a common laboratory solvent has deltahvap 291kjmol and a normal boiling point of 561 c at what temperature in
provide the names for the tertiary alcohols with the chemical formula c6h14o that have a 4-carbon chain there are three
an open-end manometer containing mercury was connected to a vessel holding a gas at a pressure of 840 torr the
what is the vapor pressure of sicl4in mm hg at 345c the vapor pressure of sicl4 is 100mm hg at 54c and delta hvap 302
how much energy in kilojoules is released when 159g of steam at 1295c is condensed to give liquid water at 685c the
i need to construct a microstate table for a np3 i know that the of microstates is going to be 633 20 microstates i am
part awhat is the cell potential at 25 degrees c for the following galvanic cell pb s pb2 10m cu2 12x10-4 m cu spart
if someone could provide a mnemonic or a simple way to write this out it would be extremely helpful this deals with
please provide a multistep synthesis for the following product hexane from the provided starting material butanol and
draw the structures of the primary alcohols with the chemical formula c6h14o that have an ethyl side
unknown q is determined to have a molecular formula of c6h12o q is not optically active and passing it through a chiral
now consider the following set of reactions reaction a2no2 --- 2no o2 h109 kjmol reaction bn2o4 --- 2no o2 h172 kjmol
predict the sign of delta ssys for each of the following processes -gaseous cl2 in the stratosphere to form gaseous cl
2-hexanol was prepared by reacting an alkene with either hydroboration-oxidation or oxymercuration-reduction draw the