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a solution was prepared by mixing 1000ml of a solution containing element x with 500ml of a standard whose
the warm source of a carnot cycle consists of a blast furnace operating at a temperature of 150c while the cold source
a mixture containing 188um of the analyte of interest and 444um of the internal standard produced chromatographic peak
calcium fluoride is added to water until the solution is saturated the calcium ion concentration in the saturated
a certain reaction has activation energy of 2934 kjmol explain at what kelvin temperature will the reaction proceed 350
state the mass balance and charge balance equations for a solution containing 200f la2 so33 and 100 f na2s pka 1 and
explain what mass of nach3coo should be added to 10 l of a 0920 m ch3cooh solution to produce a solution with a ph of
a 0331-g sample of aspirin prepared in the laboratory was dissolved in 95 ethanol as well as titrated to a
a 1000 mol sample of propane a gas utilized for cooking in many rural areas was placed in a bomb calorimeter with
obtain the cft diagram of the d-orbitals for a square pyramidal geometry validate the relative energy levels of all the
if a system absorbs 54 j of heat as well as 24 j of work is done on it define what is the value of delta e for this
explain how many atp would be generated from the oxaloacetate step after the equivalent of all its four carbons dont
explain what d-electron configurations as well as spin states are characteristic of some of the most stable octahedral
phosphorus pentachloride decomposes as per to the chemical equation pcl5-----pcl3 cl2 kc180 at 250c a 0261 mol sample
explain what volume in ml of silver nitrate solution containing 0100 mol of agno3 per liter is needed to precipitate
a hydrobromic acid solution is known to contain 498 hbr as well as to have a density of 1515 gml explain how many grams
as per to the chemiosmotic theory the synthesis of 1 mole atp is coupled to the movement of 4 moles of h ions from the
the subsequent reaction which takes place just before the citric acid cycle is catalyzed by the enzyme lactate
if the mass of copper is 635483 explain what is the percentage of each isotope utilize 6300 and 6500 at the masses of
the equilibrium constant kp for the reaction 2nobrg 2nog br2g is 731 at 284 degc and hdeg 344 kj mol-1 compute the
compute the ph after the addition of 00ml 500ml 180 ml 250ml 380ml 500ml and 650ml of 0200 m naoh aq to 5000ml of 0100
explain what should be the approximate chemical shifts number for protons found on the tert-butyl groups of bhta 15b 5c
utilized 199 g of t-butanol in synthesis of bht presuming no other substances are limiting explain how many grams of
utilized hexanol rather than hexane as the tlc solvent explain how might this have affected the tlc resultsa movement