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glacial acetic acid is 995 acetic acid fw 60052 by weight and has a density of 105gml calculate the volume of glacial
how many grams of nacn would you need to dissolve in enough water to make exactly 325 ml of solution with a ph of
a saturated solution of magnesium hydroxide mgoh2 in equilibrium with undissolved solid is prepared at 25degc the ph of
calculate g for following reaction n2g3h2g------gt2nh3g pn226 atm ph259atm
a student doing this experiment was puzzled by the fact that while each of the individual solutions being used is
a reaction in which ab and c react to form products is zero order in a one-half order in b and second order in c
the pressure on a gas at -77 deg c is doubled but its volume is held constant what will the final temperature be in
calculate the minimum ph needed to precipitate mnoh2 so completely that the concentration of mn2 is less than 1
calculate the ph at the equivalence point in titrating 0100 m solutions of each of the following with 70times10-2 m
the following equation represents an oxidation-reduction reaction that uses oxygen show how this reaction can also be
the wave function px and dxz are linear combinations of the spherical harmonic functions which are eigenfunctions of
by substituting in the schrodinger equation for rotation in 3-dimensions show that the rotational wave function 516pi12
calculate cr3 in equilibrium with croh4- when 001 mol of crno33 is dissolved in a liter of solution buffered at ph
a 800 mol nh3 are placed in a 100 l container at some temperature and allowed to come to equilibrium as per the
nitrogen gas when combined with hydrogen gas forms ammonia gas according to the following equation n2g3h2g-gt2nh3g
it is quite common for a solid to change from one solid state structure to another at a temperature below its melting
a chemist wishes to prepare a 250ml of a buffer that is ph450 beginning with 100ml of 012 moll acetic acid and a supply
1 125g of a compound when dissolved in 15mls of benzene lowers the freezing point of benzene from -6 degrees celsuis to
1 how much 0100 m hcl is required to titrate 250 ml of 0190 m na2co3 and how much 0100 m hcl is required to titrate 250
tartaric acidh2c4h4o6 has two acidic hydrogens the acid is often present in wines and precipitates from solution as
an investigator is conducting kinetic experiments on a first-order reaction ap for which the rate coefficient at 298 k
the a and b reaction has a rate constant of 5 x 10-2 min-1 at 25 degrees celsius calculate the concentration of a in
01 g of na2co3 - k2co3 powder mixture was reacted with excess hcl according to the gas volumetric measurement 204 cm3
1 from 15 ml h2o2 solution 220 ml gas evolved at 280 degrees celcius and 740 hgmm pressure calculate the concentration
there are different ways to represent and analyze data for enzyme-catalysed reactions for example in the eadie -