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you mix 500 ml of 20 m hcl and 500 ml of 20m naoh the temperature of the resulting solution increases from 225 degrees
ifnbsp120nbspml ofnbsp788times10-4nbspmnbspagch3coonbspare added tonbsp120nbspml ofnbsp800times10-5nbspmnbspnh4cl will
an experiment is performed in which 100 ml of 0300 m cano32 are mixed with 200 ml of 020 m nafnbspksp for caf2 nbsp 32
determine the molecular formulas for compounds having the following empirical formula and molar massc2h4s experimental
multiple choice question1 the functional groups on most amino acids arenbspa alpha amino and alpha carboxyl groupsb
sotalol is a drug with beta-blocker and antiarrhythmic actions the kinetics of the metabolism of the drug were followed
a gallon of gasoline can provide aboutnbsp130times105 kjnbspof chemical energynbspifnbspallnbspthis energy could be
reaction of the anti-cancer drug cisplatin with water is described by the following ptnh32cl2nbsp h2o -gt ptnh32h2ocl
the ph of a 03m pyridine c5h5n solution is 938 to this solution you add 015m pyridinium chloride c5h6ncla do you expect
you can use a calorimeter that contains water to find the specific heat of an object explain the general procedure
an organic compound which has the empirical formula cho has an approximate molar mass of 145 gmol what is its probable
in the laboratory a student dilutesnbsp168nbspml of anbsp970nbspmnbsphydrochloric acidnbspsolution to a total volume
in the laboratory you dissolvenbsp165nbspg ofnbspaluminum bromidenbspin a volumetric flask and add water to a total
the hidden hazard is what some chemicals produce when in a fire these byproducts from combustion can be quite deadly
in the laboratory you dilutenbsp283nbspml of a concentratednbsp300nbspmnbsphydrochloric acidnbspsolution to a total
questionconsider the formation of nognbspfrom its elementsn2g o2g 2nogcalculate the equilibrium partial pressures of
q m x c x deltat1 to produce heat an instant heat pack uses a chemical reactionnbspdiscuss the general chemistry
mole conversionshow many moles of au are in 212 g of auif you had 200 x 1024 atoms of na how many moles would you
gravitational attraction between two masses is equal to 16 n at a distance between them to equal 05 m what is the
describe newtons law of universal gravitation including the two main influences on the strength of gravity at any
list and describe the three forms of heat transfer provide examples of each
using the law of buoyancy explain why solid block of steel will sink in the ocean but ships made of steel can float on
a resisitor of 2 kilo-ohms is connected in series to a capacitor which are connected to a 5 volt battery the time
a block with a coefficient of kinetic friction uknbsp 04 slides down a inclined plane what acceleration does it