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potassium nitrate has lattice energy of -1638 kcalmol as well as a heat of hydration of -1555 kcalmol explain how much
a a 0030 m solution was prepared by dissolving dipotassium cysteine k2c in water after that 400ml of this solution was
explain why does the saponification of esters under basic conditions require a full equivalent of hydroxide and not a
explain what are the 4 most abundant carboxylic acid components that include triglycerides in coconut oil used to make
in a steam distillation of a 11 naphthalene salcyclic acid mixture with 40ml of water which compound would distill out
a mouse is placed in a sealed chamber with air at 7620torr this chamber is equipped with sufficient solid koh to absorb
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a gas-filled weather balloon with a volume of 419 l is released at sea-level where the prevailing conditions are
explain what is the enthalpy of vaporization for h2o at a temperature of
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the solubilities of cholesterol in water and chloroform are 0520 mg100ml and 100 g45ml respectively estimate the
if i start with 2-butanone as well as that is added to excess methanol and it is in basic conditions i need help to
explain what is the ph of a solution made by adding 030 mol of acetic acid and 030 mol of sodium acetate to sufficient
one of the significant factors responsible for geologic evolution esp erosion is the pressure developed by the freezing
explain why is it advantageous to have a combined cycle gas turbine electrical generating facility rather than just a
an electrical generating plant is intended to produce 200 megawatts from coal presuming the plant operates at 38
arsenic poisoning has been recognized since ancient times recognize the two enzymes that are inactivated by arsenic as
explain what mass of molybdenum iii oxide mo2o3 will be completely oxidized to potassium molybdate k2moo4 by 350ml of
depict the mechanism for the formation of the pink salt of triphenylmethanol from the grignard reagent as well as
compute the mass of copper dissolved during electrolysis in a danielle cell if the charge passed through the electrode
compute the activation energy for the reacion n2o5g yields 2nog 12 o2g from the observed rate constants at the
a bare silver wire electrode is dipped into a solution 005m in kno3 and saturated in agbr ksp 50 x 10-13 as well as
one mole of an ideal gas at 29815k is expanded fanatically to a final p1atm next to a constant opposing pressure p1atm
illustrate and show calculations how you would prepare 2 liters of a ph 8 buffer using 04 m na3po4 and 05 m hno3
in acidic aqueous solution the purple complex ion conh35br2 undergoes a slow reaction in which the bromide ion is