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a 319 gram sample of nitrocaine c7h11n3o5is burned in a bomb calorimeter that has a heat capacity of 1375 joules degree
how much work is done when a 185g tomato is lifted 150m answer 396j the tomato is dropped what is the velocity v of
how many moles of electrons are required to produce 905 g of lithium metal from a sample of molten lithium
calculate the quantity indicated for each of the following electrolyses enter scientific notation as 123e4 a cu2
suppose that a fully charged lead-acid battery contains 116 l of 500 m h2so4 what will be the concentration of hso4- in
complete and balance the following metallurgical reactions phases are optional i dont need them balanced i can do that
the kow for carbon tetrachloride is 220 using the rule of thumb that logkoc 8logkow and assuming an organic carbon
the student determined that the average concentration of hcl was 0188 m what volume of 00875 m naoh would be needed to
what is the vapor pressure of a solution with a benzene to octane molar ratio of 21 benzene 280 mmhg octane 400
a concentration cell is constructed of two hydrogen electrodes the pressure of h2 is 100 atm in each hydrogen electrode
for each metal complex give the coordination number for the metal species a mco3f3 b naagcn2 c
for the cell diagram h2g1atm ll pt l pt g1atm answer the following questions enter parta c with 2 siginificant digits
draw and name all monochlorinated products of 223-trimethylpentane predict the percentage of each product would you
calculate the pressure that ccl4 will exert at 21degc if 100 mol occupies 182 l assuming that ccl4 obeys the ideal-gas
all of the following reaction conditions would generally increase the rate of a chemical reaction except a changing the
a solution is made by mixing 450 ml of ethanol c2h6o and 550 ml of water assuming ideal behavior what is the vapor
determine the pressure of one gram each of gaseous h2 he and ar where each samole is contained in a volume of one liter
a voltaic cell consists of an mnmn2 half-cell and a pbpb2 half-cell calculate pb2 when ecell is 1017 v and mn2 0589 m
consider a container of volume 20 dm3 that is divided into two compartments of equal size in the left compartment there
the nucleus x in which a 200 emits alpha particles of kinetic energy 5000 mev calculate a the velocity of the alpha
can someone draw this out for me show how one might synthesize phenylacetone using toluene nacn and any other necessary
how many rads does a 81- kg human receive each year from the approximate 10-8 grams of 14 c naturally present in her