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determine the change deltatdeltap in the freezing point of ice with increasing pressurethe molar volume of water is
the titration of a weak acid with naoh showed two equivalent points using only this information determine the
in a normal melting point is the sample undergoing is chemical reaction or a change is intermolecular
what is the relationship of the successive equivaleance point volumes in the titration of a polyprotic
could kb for a weak base be determined in the same way that ka for a weak acid is determined in an
how many moles and how many equivalent of h30 are present in 50ml of a 03n solution of
what are some commonly found hazardous chemicals found in hazardous waste
a solution prepared by dissolving 200 mg of insulin in water and diluting to a volume of 500 ml gives an osmotic
how many moles of water are mixed with 1 mole of kalso42 if 216 g of water are lost when 474g of the mixture are there
two hypothetical ionic compounds are discovered with the chemical formulas xcl2 and ycl2 where x and y represent
first order kinetics a worker in a hazardous waste recycling facility inhales and absorbs toulene at a rate of 22
student prepared 10m solution of formic acid and found its ph at 25 celsius to be 238 what is the pka of formic acid at
silver metal reacts with chlorine to yield silver chloride if 200 g of ag reacts with 0657 g of cl2 what is the
the equilibrium constant kp is 013 at a particular temperature for the reaction n2o4g 2no2g given the following sets
the spontaneity of a standard reaction go depends on both ho and so given the following reaction and data table decide
consider a container of volume 20 dm3 that is divided into two compartments of equal size in the left compartment there
the enthalpy change for the reaction of 500ml of ethylene with 500ml of h2 at 15 atm pressure problem h -031kj what is
use the bond dissociation energies in table to calculate an appropriate h0 in kilojoules for the reaction of ethylene
how much heat in kilojoules is required to warm 100g of ice initially at -200circ c to steam at 110circ c the heat
used in welding metals the reaction of acetylene with oxygen has h0 -12562kj c2h2g 52 o2g ---------h2og 2co2gh0
in the tests with sodium iodide in acetone which isomer should react faster 2-chloro-2-methylpropane 2-chlorobutane
calculate the ph and the poh of an aqueous solution that is 0035 m in hclaq and 0095 m in hbraq at
calculate the concentration of h3o in a solution that contains 55 x 10-5 m oh at 25 degrees celsius identify the
how many grams of barium sulfate are produced if 2534ml of 01133 m bacl2 completely react given the reaction