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an industrial factory utilizes electrolysis in its production explain how many minutes would a solution of co3 have to
the rate of effusion of no2 gas during a pourous barrier is observed to be 288e-4 molh in the same conditions the rate
if a 00200 m solution exhibits 500 transmittance explain what will be the percent transmittance for a 00400 m solution
explain what mass of caco3 are needed to generate 200ml of co2 at 225 degrees c and 745torr as per to the reaction
compute the ph at the equivalence point for the titration of 0150 m methylamine ch3nh2 with 0150 m hcl define the kb of
utilizing the bohr model for hydrogen-like atoms make first-order approximates of the energies expected for the kalpha
specified the equation hcl naoh--gt h2o na cl- explain how many moles of water are produced in this reaction
explain what happens to the heat produced by an exothermic reaction conducted in an adiabatic
define the solubility of cu2so3 is 27 ml will a precipitate form when 525 grams of cu2so3 are stirred into 7563 ml of
if a 34 ml sample of hcl was triated with 58 m naoh three drops of phenolphthalein was added to the hcl solution
a 34 ml sample of hcl was triated with 58 m naoh three drops of phenolphthalein was added to the hcl solution if the
throughout attempted dehydration of ethanol using diluted sulfuric acid diethyl ether is the major product rather than
depict the alkyne formed when 11-dichloro-4-methylpentane is treated with an excess of a strong base such as sodium
give the structures as well as names including description of stereochemistry of three alkenes produced in dehydration
a 75ml sample of naoh was triated with gt45 m hcl 36 ml of hcl were necessary to reach the equivalent point compute the
approximate the dose from gamma radiation to a prostate gland about 5cm in diameter arising from the implant of a tc99m
0050 mol of k2hpo4 was dissolved in about 800ml of water as well as the ph was adjusted to 70 using a standardized ph
for iron iii hydroxide the value of ksp is 40 x 10-38 if we have 300 ml of a saturated solution of this insoluble
utilize the bond energies given in table 95 to compute the heat of reaction for the reaction of nitrogen trifluoride
utilizing bond energies compute the enthalpy change for the burning of one mol of acetylene gas with excess oxygen gas
prepare a chemical reaction for a generic alkyl halide with silver nitrate in ethanol as well as with sodium iodide in
explain how many coulombs c of electrical charge must pass through an electrolytic cell to reduce 44 mol ca 2 ion to
a piece of ca metal is placed in a 100-l container with pure n2 the n2 is at a pressure of 112atm and a temperature of
define the retention volume for a solute was found to be 762 ml for a column with vm 166 ml as well as vs 127 ml
from the subsequent information compute the standard change of enthalpy for the combustion of coal compound deltahf