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the solid fuel in the booster stage of the space shuttle is a combination of nh4clo4 and aluminum powder the reaction that takes place on ignition
what is the ce3 concentration in a solution formed by combining 500 ml of 00500 m ce3 with 5000 ml of 0150 m io3- the solubility-product constant for
considering the given equation fe2o3s 3 cog rarr 3 co2g 2 fes now determine how much fe iron is produced when 352 grams fe2o3 reacts with excess
calculate the length in km of a row containing 1 mole of hydrogen atoms laid side to side if diameter of a hydrogen atom 212 nma basement of 14-m by
assume ideal gas behaviornbsp sns 2 haq rarr sn2aq h2gnbspcompute the work done when 550 grams of tin mixes in excess acid at the pressure of 100
130 grams of ammonium nitrate is combined with 740 grams of h2o in a coffee-cup calorimeter nbspat an initial temperature of 25 degree celsius the
determine how many grams of solute would separate if the quantity of the solvent is 129 grams if a saturated solution of ammonium nitrate at 75 degc
compute the volume of the tank if this tank has 115 moles ofnbsp neon gas and has a pressure of 57 atm at a temperature of 45 0cdetermine how many
considering the given equationcuscn kio3 hcl rarr cuso4 kcl hcn icl h2o balance the equation using the smallest possible integers also
assume that rubbing alcohol of 102 grams evaporates from a 700 nbspgrams of aluminum block aluminum block is at 25 degree celsius initially
what mass of sucrose c12h22o11 nbsptable sugar cane sugar beet sugar or usually just sugar must be added with 550 grams of h2o to prepare a solution
325 kjmoldeggd muscles are powered by the hydrolysis of adenosine tri phosphate to adp pi which has a gacute for this hydrolysis may be -552 kjmoldc
35 grams of a hydrocarbon fuel is burned in a vessel that has 250 grams of h2o initially at 2500 degree celsius after the combustionthe temperature
a race car is traveling in a clockwise direction around a circular track with a constant speed of 200 kmhr if is at the southernmost end of the track
a mixture contains two compounds x and y both compounds x y have a solubility 1 g100 ml of solvent at the temperature of 20nbsp degree celsius and 16
f gas reacts with nh3 gas to produce n2f4 tetrafluorohydrazine or dinitrogen tetrafluoridenbspand hfhydrogen fluoride determine how many grams of
when you heat up popcorn it loses water explosively and nbspit pops suppose a kernel of corn weighing 0125 grams weighs only 0106 grams after popping
the ha monoprotic acid is dissolved in h2o calculate ka and pka for the acid ha if the equilibrium concentrations of reactants and products are given
if 3278 ml of sodium hydroxide solution is needed to neutralize 2000 ml of 02500 m of h2so4aq determine the concentration of the sodium hydroxide
determinenbsp the pressure in atm inside the can if a metal can of 100 qt contains 0150 grams of helium at a temperature of 20 degrees celsius also
determine how many mg of a 298 mg sample remains unreacted after twenty three days if 32p decompose by a first-order mechanism half-life 143
determine the mass of this substance should evaporate in order to freeze 190 grams of water at 25 degree celsius initially it is given that the heat
it was observed that electrons were released with a kinetic energyke of 350times 10-19 joules when a metal was exposed to light at 309times 1015 s-1
a -gt b 2c this is the elementary gas-phase reaction that is carried out isothermally in a flow reactor without any pressure drop specific reaction
considering nbspthe equilibriuma g -lt-gt 2 b g 3 c g at nbspthe temperature of 25 degree celsius nbspdetermine gr for this reaction when a is