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problem- imagine that some digestive juices containing the strong acid hydrochloric acid accidently entered the
problem- a sample of gas occupies 600 ml at -10c and 720 torr what pressure will the gas exert in a 101 ml sealed bulb
problem- hydrogen peroxide can be prepared in several ways one method is the reaction between hydrogen and oxygen
problem- naproxen is a commercially important anti-inflammatory agent a solution of 1138g of naproxen in 2500 g of
problem- looking in appendix e suggest what metal the underground pipes could be made from in order for magnesium to be
problem- if a buffer solution is 0110 m in a weak acid ka 26 10-5 and 0480 m in its conjugate base what is the phit is
problem- what standard emf would be generated by a voltaic cell based on these half-reactions this is the half
problem- calculate the ph at the equivalence point for the titration of 0140 m methylamine ch3nh2 with 0140 m hcl the
problem- after 750 min 390 of a compound has decomposed what is the half-life of this reaction assuming first-order
problem- at 25 degc the equilibrium partial pressures for the following reaction were found to be pa 510 atm pb 180
problem- suppose a heat source generates heat at a rate of 740 w 1 w 1 js how much entropy does this produce per hour
problem- im going to synthesize 2-amino-4 6-dimethylpyrimidine by using 2 4-pentanedione and guanidine carbonate i cant
problem- a 1325g sample of sodium oxalate na2c2o4 is dissolved in dilute h2so4 and then titrated with a kmno4 solution
problem- which molecule would have the lowest imax spectroscopy 1-butene 2 4-pentadiene 1 3 5-cyclohexatriene
problem- a 0785 g sample of a diatomic element occupies 248 ml at stp what are the molar mass and formula of the
problem- you burn 408 g of arginine in the bomb calorimeter with 2 l of water the temperature increases from 1749
problem- when 886 g of silver reacts with excess oxygen according to the following reaction how many grams of aluminum
problem- a 550 l of sample of gas is cooled from 91 degrees celsius to a temperature at which its volume is 410 l what
problem- alkanes are hydrocarbons containing only single bonds acyclic alkanes have carbon atoms arranged in chains
problem- what happens to the pressure of a gas if the absolute temperature is halved and the volume is doubled as much
problem- calculate the effective radiation dosage in sieverts for a 69-kg person who is exposed to 49 times 109
problem- calculate the radiation dosage in grays for an 77-kg person that is exposed for 30 seconds to a 30 ci source