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if the molecular weight of the compound is 120gmol then compute how many mg of the compound p do you have in 20ml of 4 wv solution of pif the
considering the given equation c3h8g 5o2g 3co2g 4h2og in which propane and oxygen reacts compute the volume of co2 and water vapour produced and
considering the given reaction 2s3o2rarr2so3 in which elemental s reacts with oxygen to produce so3 then find out how many oxygen molecules are
as we know that innbsp haber-bosch process hydrogen gas reacts with nitrogen gas and form ammonia according to this equation 3h2gn2grarr2nh3g we
calculate how many grams of ammonia could be formed from 232mol of nitrogen and h2h2determine how many grams of hydrogen are required to form
1 calcium carbonate and sand mixture with weight of 4 grams is reacted with excees of hcl results in the production of carbon dioxide then find out
provide the newman projections across the c2-c3 bonds for the major conformers after drawing the zig-zag structures of all the isomers of
determine the mole fraction biphenyl c12h10 in a 0555m c12h10 solution in c6h6 benzene write down the balanced chemical equation when fe3o4 reacted
1 explain briefly that how hcl could test for limestones presence use the balanced chemical equation for this and then describe specific reaction
write down the formulas for the ions that corresponds tonbsp peaks labeled mz78 and mz109 respectively in the mass spectrum for thioanisolecalculate
garlic smell is easily noticable due to the compound that is responsible for this is allicin when we analysed this compaound we found the
1 calculate the numbers of moles of 2-butanol that needed to dissolved in ethenol125gms just to form 12 m 2 butanol soln also find outnbsp mass of
if each hydrogen molecule forms 2e- then how many kg of h will be required to produce the electricity required for a typical house assume about 850
a galvanic cellnbsp is set up at the temperature od 298 k using the given reaction fe fe2 010 m cd2 095 m cd given initial mass of both metal
a 05485 g solid mixture have only ferrous chloride hexahydrate andnbsp ferrous ammonium sulfate hexahydrate dissolved in 1m sulphuric acid get
1 we have a solution of unknown substance dissolved in water at the temperature of 300 kelvin this solution gives rise to osmotic pressure of 225
1 mg occurs in water of sea to the extent of 14 g magnesiumkg of seawater calculate volume of seawater in cubic metres m3 would have to be processed
how many ml hydrochloric acid of 01 m must be added to 100 ml of a 02 m solution of tris base to form a buffer ph 78 determine what would be the
1 it is observed that a solution b of 257 g with molar mass 1326 gmol andnbsp 3428 g of a froze at 531 degree celsius temperaturenbsp while we
compute the number of grams of h2so4 in 1 gallon of battery acid if the solution is 389 sulfuric acid by mass and has a density of 133gml you will
1 a woman requires taking ibuprofen twice daily in 625mg amount each pill in the bottle is 250 mg then determine the number of pills the woman
special eye drop solution for a glaucoma patient must have a 2 active ingredient a pharmacist is to prepare 15ml of it but the he has 10 solution amp
1 calculate the heat of vaporization of bromine if bromine has pvap 400 mm at 410 c and a normal boiling point of 3319 k express your answer in
have you observed that when you spill water over your skin on a hot day it will cool you down but if you spill vegetable oil in place of water it
h3po4 undergoes three ionization equilibria for each ionization pkasnbsp 212 721 and 123nbsp respectively a solution formed by mixing 100 ml of 01 m