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briefly explain why a volumetric pipet with a chipped or broken tip is usually uselesswhile a buret with a chipped or
a what is the percentage of ag remaining in solution when 250 ml of 0115 m agno3 are added to 370 ml of 0108 m k2cro4
an incinerator produces a dry exit gas of the following orsat composition measured at 600f and 30 inches of hg absolute
calcium chloride reacts with silver nitrate how many moles of agcl are produced when 050 mol of cacl2 reacts with an
why is it not possible to use ethanol to extract an organic compound from water even though most organics are more
suppose that a 60g mixture of naphthalenec10h8 and anthracenec14h10 is dissolved in 300g of benzene when the solution
the vapor pressures of benzene and toluene are 400 and 139 torr respectively at 600c a calculate the vapor pressure of
the temperature of 250 moles of an ideal gas increases from 135c to 551c as the gas is compressed adiabaticaly
when calculating dilutions using m1v1m2v2 derive an equation for the error in m2 using propagation of error partial
is there a correlation between the position of a metal ion in the periodic table and the colour or lack of colour of
to what pressure and temperature must one mole of xe gas be raised in order for it to be in a state corresponding to
rewrite the following sentences using proper thermodynamic terminology while rataining the originally intended meaninga
low-molecular-weight ketones are soluble in water what is the shortest length of the carbon chain where insolubility
complete the following and write either the molecular ionic or net ionic equation unclude physical states b caco3
balance the following equation and write the corresponding ionic and net ionic equations if appropriate include phase
given that the enthalpy of vaporization for water at its normal boling point is 4069kj mol-1 calculate qw and u for
diccuss the difference between atomic packing factoe in terms of the angle between the unit cells specifically let a be
one mole of an ideal gas expands reversibly and adiabatically from an initial temperature 350 degrees and a volume of
four moles of n2 nitrogen grams at 500k and 200 bar undergo a reversible adiabatic compression to a final temperature
what mass of hcl in grams is required to react with 0750g of aloh3 what mass of water in grams is
how would you go about seperating camphor and melezitose when you only have a solvent of water and
a cloud bank moving across the ocean at an altitude of 2000m encounters a coastal mountain range as it rises to height
at 100 atm and 23 degrees c how many liters of carbon dioxide are formed by the combustion of 360 g of
how many grams of solute are needed to make each of the following solutions2965 ml of 0333 m barium
a radio stations channel such as 1007 fm or 923 fm is actually its frequency in megahertz where 1 mhz106 hz calculate