Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Solved Assignments
Asked Questions
Answered Questions
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
1 what must be happened to the extent of interaction for a much longer hydrocarbon chain like cetane for example whilenbsp considering that octane
calculate the work done in joules against a pressure of 10 atm at 25oc if 3 moles of h2 react with 3 moles of cl2 to form hcl while considering the
1 element a has two naturally occurring isotopes forms that has the massesnbspnbspnbsp 108905 amunbspnbsp andnbsp 106905 amu what will be the average
1 a nonelectrolyte solute of 279grams is dissolved in h2o to make a solution of 235 ml at 29 degree celsius an osmotic pressure of 927 torr is
1 calculate the mass in grams for a sample of al that absorbs 170kj when the temperature increases from 56 degree celsius to 177 degree celsius2
q determine the mass in gms for pure ag sample that loses 288kj if its temperature drops from 143 degree celsius to 28 degree celsiusq consider this
an aqueous solution of a certain organic compound hasnbsp an osmotic pressure of 1216 atm at 250c a density of 1063gmland a freezing
the rate constant for the second order reaction is 080 m-1s-1 at 10 degree celsius temperature for the given reaction as 2nobr g- 2nog br2g
find out the formula of the gas produced if na3ps sodium phosphide is reacted with h2o you can see this example to find out the answer that