Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
the drops in temperature is measured by 113 degreed celsius when a 55 g sample of a certain metal and it loses heat of 837 cal calculate what is the
doctors commonly used a syringe for drawing blood this syringe commonly has an opening with a 0514mm of diameter determine what is the pressure of
a tweezers pair with a 227 grams of mass is dropped from roof and hits the floor it is observed that the acceleration 981 msec2 tweezers part that
a student weighs out ten thousands grams of magnesium sulphate from a bottlethe sample was 5720 g after heating the chemical reaction that occurs
normal c7h16 is dehydrocyclicizedc7h8g 4h2gbrvbarc7h16g to hydrogen and toluene in a continuous gas-phase reaction in this reaction pure heptanes
write down the product for the reaction butane forward and backward reactionin the presence of aluminium bromide and hbr at the temperature of 27
calculate the radius of a au gold atom if au atom has a face-centered unit cell it is given that its density 1932 gcm3 assuming freezing point of
a sample of 15 grams of unknown alkali metal carbonate that was dissolved in h2o and 3110ml of 0350m cacl2 was needed to precipitate all the
1764 lbs of ammonia is being deposited into 1 hectare of farm land suppose all of the 1764lbs of ammonia will be nitrified into no3 then determine
we have a compound that is determined to contain 436 grams of nbspphosphorus and 564 grams of oxygen and a molar mass 284 gmol find out the molecular
assume that while titration of vinegar sample with standard naoh takes place you misread the buret and the observed that the intended volume of
describe in brief the risk connected with solutions of 1m nh3 1m hcl and 1m naohexternal pressure of 130 atm had by piston determine how much work w
using a solution of hoc2h23nhcl solution in which kb hoc2h23n 59 times 10-7 then determine what is the ph of a 0010 m triethanolammonium
if the formula for magnesium fluoride is mgf2 and the formula for potassium chlorate is kclo3 then what is the formula for magnesium chloratewhen
there are some solutions that are given as a ch4nbspb caoh2nbspc naohnbsp d co2nbsp e ch3nh2 find out which solution is with ph gt 7 but is not an
the given chemical reaction is 2nh3g n2g 3h2g in this the equilibrium is to be-2 established in a container of 10 litre at a temperature of 1000 k
if a sample of 316g at a pressure of 0750 atm and temperature of 45 degree celsius then calculate what is the molar mass of a gas if it occupies a
explain why a glacial acetic acid in a conductance set-up does forms gradually brighter lights that is dim to bright because it is frequently diluted
using a sample having 150ml of nitroglycerinng that has density1592gml then calculate how many total moles of gas are producedethyl mercaptan
a volume of 840ml 025 m hydrogen bromide is titrated with 050 m potassium hydroxide 420ml of koh is added further then calculate the ph for this
using an aqueous solution of 7500 ml of hcooh is titrated with a 0150 m sodium hydroxideaqueous solution after observations it is found the naoh
determine what is the percent by mass of sodium phosphate in a 0142m na3po4aq solution if it is given that it has a density 1015gmoldetermine
at 25 degrees celsius the concentration of n2 in h2o was determined to be 72 x 10-6m compute the partial pressure of n2 at the surface of theh2o in
an sewage from a reactor has a combination of ethanol acetone and acetonitrile with flow rate of 120 kmolh 150 kmolh and 30 kmolh respectively this
a buffer is made by the process of titration in which an aqueous solution of naoh of a concentration of 100 m dissolved into acetic acid an aqueous