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question 1the effect of a hazardous substance depends on the concentration of the substance that is present in the bodys systems the concentration
question 1a handling operations for solidpowder substances are often a source of dust generation and are a source of exposure to hazardous substances
question 1a describe the main purpose of the globally harmonised system of classification and labelling of chemicalsb outline the bridging principles
question 1a discuss in details on five types of health effects related to exposure to hazardous substances encountered in industry support your
gold has a face centered cubic crystal structure where there are four atoms per unit cellbelow is a calculated xrd powder pattern for bulk gold the
in gas-shy-solid fluidization it is frequently common to have a wide size distribution of particles present in the system during fluidization the
question 1suppose the system shown below initially the gas is at 200 kpa and occupies a volume of 01 m3 the spring exerts a force which is
what are the implications of the future of fabrication for international trade transportation and
Where A and B are constants and r the interatomic separation distance. Plot the potential energy verses distance relationships for these atoms when A= 8 x 10-30 J.m and B= 5 x 10-119 J.m10.
consider the binary cycle using the sodium and steamwater in the sketch below and operating at conditions in table 1 sodium properties are in the
adsorption and membrane processeszeolites are used to adsorb a wide range of solutes from vapour and gas streams what is it about their structure
prepare the design and evaluation of a new chemical manufacturing process1 acetylation reactor2 separation of acetylation reactor products3
write a report on application of reverse osmosis principles for the desalination of sea waterthe consumable water on earth is decreasing so it is
case 1the diagram below shows a baffled tank with a six blade turbine agitatorfigure 1a is a side viewb is a bottom viewc gives dimensions of the
1 find laplace transforms of the following functions where a b and c are constantsa a bt ct2b asin2tcnbsp e-3t2 find ft if f s l f is as follows3
production of chemicals from coalcoal has been considered a major component of us energy reserves for a long time and more recently it has become an
why a substance is being heated at a fast rate the temperature of decomposition will be the higher than the obtain at a slower heating
hi my name is luan sousa i am from brazil and i am a chemical engineering student i am developing a project of formox plant design and i would like
mass transfer coefficients can be of either local or overall type a explain carefully what the local and overall mass transfer coefficients
water from a supply having a total head of 100 ft is used in the jet of an ejector in order to lift 10 ft3s of water from another source at a lower
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reactants acrylonitrile and dimethylamine to form product dmapa ie dimethylaminopropylamine what is the specific consumption of reactants to
introduction earlier in this course you have read about the requirements of laboratories you also know that these requirements can be for consumable
first find out the requirement of alcohol for your lab in consultation with the teacher or from records of previous years then fill-up f-22 form or
processing of bill for payment your counsellor will give you one bill in that bill you make relevant entries of the following statement using your