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1 gm of a metallic oxide on reduction gives 068 gm of the metalans mass of metalmass of oxygeneq mass of metaleq mass of oxygenapplying this we
which electronic level would allow the hydrogen atom to absorb a photon but not to emit a photonans we know the energy of electron goes on to become
does adding hcl to acetic acid and sodium acetate more acid consumption r spodium
in the chemical reaction als cucl2aq --gt cus alcl3aq why did the copper turn green after being left for a
an open test tube at 293 k is filled at the bottom with 242 cm of hg and 112 cm of water is placed above the hg calculate the pressure at the
given below the values below for the activation energies of benzoyl peroxide dissociation styrene propagation and styrene termination and suppose
a given the values below determine the concentration of benzoyl peroxide needed to prepare polystyrene with a number average molar mass of 400000 by
what are three modifications to a polymer that can make it transparent how will these modifications affect the mechanical properties of the
benzylic halide follows sn1 mechanism alwaysthe order of halides going sn1 rxn isbenzylgtallylgttertiarygtsecondarygtprimarygtmethylbeacause of
will benzylic halide undergo sn1 or sn2 mechanism whyans benzyl chloride is a primary alkyl halide and undergo sn2
the sn1 reaction is a substitution reaction in organic chemistry sn place for nucleophilic substitution and the 1 shows the fact that the
methyl orange is a ph indicator often used in titrations its chemical formula
what aspects of amino acid structure are involved in the formation and stabilisation of beta-sheets in proteinsstart with a paragraph that describes
every precipitate will be collected using a hirsch funnel make definite that the plastic frit disc is firmly snapped in place in your focus
determine the density of cesium chloride which crystallises in bcc type structure with the edge length 4121 pmthe atomic masses of cs amp cl are 133
i think you are talking about anilinenitrogen containing compounds if so then no they do not undergo friedel craft as nitrogen donates its lone
an organic compound is any member of a large class of chemical compounds which molecules have carbon and hydrogen thus carbides carbonates carbon
examples for the compound which is both doublesalt and complex compoundans a compound that is double salt cannot be a complex
2nog2h2o yeilds n22h2o write the rate law for the pervious reaction if doubling the concentration of h2 doubles the reaction rate and if
q1 a using diagram explain how fluorescence detector optical bench works 5 marks b explain the applications of mass spectrometric detector
i define a membrane in a process engineering contexttwo of the main desired attributes of membranes are high permeability and high selectivity define
equation for the reaction of phosphate ions and ammonium molybdate solution in test for phosphorous in lassaignes
in the anaerobic fermentation of grain the yeast saccharomyces cerevisiae digests glucose from plants to create the products ethanol and propenoic
a water solution have 64 na2s2o2 together with 10 soluble impurity upon cooling to 5degc na2s2o2middot5h2o crystallizes out the
a tank having 100 kg of a 60 brine 60 salt is lled with a 10 salt solution at the rate of 10 kgmin and 78degfsolution is detached from the tank at