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while 00044 moles of a weak acid are dissolved in enough water to make 0500 l the ph of the resulting solution is 610
the de broglie wavelength of a 455 kg car is found to be 543 10-47 nm compute the speed ms of the
the titration of 250ml of an unknown concentration h2so4 solution requires 836ml of 012 m lioh solution explain what is
subsequent to the synthesis of butyl acetate was completed the reaction was transferred into a separatory funnel to be
explain how might the absorption spectra permit you to assess the relative redox potentials of
the henry constant of co2 in biological fats is 8600torr determine concentrations of co2 in biological fats in
in a similar procedure the infrared spectrum of the crude acid chloride revealed the presence of an impurity having two
compute the amount of solid nh4cl to add to 60ml of 1m ammonia to form a mixture that has the desire ph
a solution is ready by adding some solid pbcl2 to water as well as allowing the solid to come to equilibrium with the
cobalt was utilized as an internal standard to examine a sample of titanium with atomic absorption spectroscopy a
a sample being examined by laser ablation-inductively coupled plasma-mass spectrometry has a density of 407 gml after a
explain why can a weak base like k2co3 be utilized for phenacetin synthesis from acetaminophen given that william ether
explain what mass of trisodium phospahte must be dissolved in 50ml of deionized water to produce a solution with total
the partition coefficient of benzoic acid is three in dichloromethane aka methylene chloride with respect to water1if 6
compute the volume in ml of a 0370 m koh solution that must be added to 4000 g of hepes to give ph of
a metals lose electrons to form stable ions that are isoelectronic with the previous noble gas explain what is the
explain how can you synthesize phenylpentane starting with a benzene ring and one other compound containing no more
explain what is the ph of a solution prepared by adding 15ml of 10m acetic acid ka18x10-5 and 10ml of 10m sodium
after cleaning as well as drying a permeability plug 300 cm in diameter and 600 cm in length weighs in air 95 grams the
compute the porosity of a consolidated limestone at 4000 psi presuming it has a porosity of 020 at 500
compute the pressure head in terms of column of water in meters at the bottom of an open tank that contains water 16m
compute the atmospheric pressure at elevation 7500 ft considering the atmosphere as a static fluid presume standard
regard as dice that are tetrahedral in shape with the corners of each die labeled with the numbers 1234 while a pair of
compute the porosity in a hollow cube of length 4r that is packed cubical arrangement with eight spheres with raduii r
determine the nuclear binding energy of uranium-234 atomic mass 234040947 amu in units of joules per nucleon data-