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problem- dimethylamine ch32nh a key intermediate in detergent manufacture has a kb of 59 x 10-4 what is the ph of 15m
problem- ascorbic acid h2c6h6o6 or hasc known as vitamin c is a diprotic acid kal 10 x 10 -5 and ka2 5 x 10 -12 found
problem- propanoic acid ch3ch2cooh or hpr is an organic acid whose salts are used to retard mold growths in foods what
problem- complete and balance the following redox equation what is the coefficient of fe2 when the equation is balanced
problem- the value for ksp for copperi bromide cubr is 420 x 10-8 cubr mm 14345 gmol what is the solubility of cubr in
problem- physiological saline nacl solution used in intravenous injections has a concentration of 090 nacl massmass
problem- what molarity of propanoic acid c3h6o2 ka 13 x 10-5 is required to produce an aqueous solution with ph 240as
problem- what is the freezing point of a solution prepared by dissolving 150 mol of glycerol in 250 g of water kf 186o
calculate the wavelength of the atomic vibrations at wd the debye cutoff frequency in copper and compare to its
a 50 g piece of potassium metal is tossed in 150 ml of water held in an insulated container the potassium reacts with
calculate the mass percent of caco3 in a tums tablet if you add 150 g of powdered tms to 600 ml of 0500 m hcl to your
what is the boiling point water at the top of mt everest atmospheric pressure 54
problem- a reaction follows the rate law rate ka to demonstrate the first order behavior of the reaction and
problem- draw and identify the monosaccharides that would be formed in a kiliani-fischer homologation of
problem- what is the manimum amount of fe2o3 that can be formed from the reaction of 120g of mgo and 100g of fe
problem- how many liters of h2 would be formed at 750mm hg and 12c if 200g of zinc was allowed to reacti need expert
problem- what is the buffer range of a solution composed of equal molar concentration of phenol and sodium phenolate ka
problem- the half life for the first order decomposition of n2o5 is 205 x 104 s how long will it take for a sample of
problem- 2c2h6 g 7o2 g 4co2g 6h2o g h -1560 kjhow much energy in kj is released if 156 g of ethane undergoes
problem- the cell potential of this electrochemical cell depends on the gold concentration in the cathode half-cellpts
problem- calculate the energy of a electron transition from the 1s-orbital to 2p-orbital in a h atom and compare them
problem- use the equilibrium constants for reaction a and b at 200 degrees celcius to calculate the equilibrium
problem- the ka of hno2 at 25 degrees celsius is 45 x 10-4 what is the ionization of hno2 in a 001 m aqueous solutioni
problem- a 2000 ml sample of propanoic acid hc3h5o2 is titrated with strong base the end point is reached upon addition
problem- based on the properties of the attached functional group which one of the compounds below would you expect to