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define principle behind the functioning of a ph meterprinciple hydrogen ions in solution like other ionic species conduct an electric current when a
p-nitrobenzenediazonium ionthe p-nitrobenzenediazonium ion which is formed in the diazotization reaction acts as the electrophile in an electrophilic
what is a ph metera ph meter is a device used for measuring ph of any unknown solution it is composed ofa a reference electrodeb glass electrode
define methods for determining phthere are two general methods for determining ph of a solution one is the colorimetric method and the other most
imidazole imidazole has one nitrogen that has the electronic character of the nitrogen in pyrrole and one that is like the nitrogen in pyridine
define the buffer capacity - nutritional biochemistrybuffer capacity can be defined as the capacity of a solution to resist changes in ph on the
define some example of acidic and basic bufferfrequently used example of acidic and basic buffer includes- acidic buffer a mixture of ch3 cooh acetic
explain ethanolysisethanolysis of the acetal linkage occurs in ethanol just as hydrolysis occurs in water an ethyl pyranoside is also produced
how buffer solution can be prepareda buffer solution can be prepared to have a desired value of ph by controlling the amount of acid and its salt in
define buffers and buffer solutionssolutions containing both weak acid and their salts or solutions containing weak hydroxides and their salts are
explain about the ph - nutritional biochemistryyou have already studied about ph in your undergraduate years and know what it means yes
explain cellobiose cellobiose is a dimer of d-glucose it is hydrolyzed by aqueous acid into two molar equivalents of d-
define glass photo-emissive tubesglass photoemissive tubes are those which consist of a curved metal cathode coated with a photosensitive material
tert-butylaminetert-butylamine cannot be prepared by the gabriel synthesis because it would require that the nitrogen of phthalimide be alkylated
define barrier layer cells photocellsthey are the very simple of the detectors it contains the bottom support layer of conductive metal like iron a
explain cmr spectrum22-dimethyl-1-propanamine neopentylamine ch33cch2nh2 has a maximum of three resonances in its cmr spectrum
reaction of conjugate additionthis reaction is a conjugate addition of cyanide ion on a cyclopropane notice that reaction at the least branched
a company of 10000 shares of rs 100 each declares a annual dividend of 5 what is the total amount dividend paid by the
a company declares a semu annual dividend on 5a man has 400 shares of the companyif his annual income from the share is rs 1000 find the face value
the reaction equations for the dissociation of dithzone into chelate anions and the formation of metal-dithizone
lithium aluminum hydride lithium aluminum hydride reduces the carbonyl group to an
explain the photosensitive detectorsa wide range of detectors varying in senstivity and cost are available they contain a light sensitive surface
explain the advantages of double beam methodthe double beam method has advantage over single beam as it automatically corrects for the change in
explain the types of double beam systemsfollowing are types of double beam systemsa dual beam in space typeb dual beam in time typein type a separate
define single beam and double beam optical pathin simpler instruments a single beam of light passes through the cuvettes and reaches the detector