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a series of lines in the spectrum of atomic hydrogen lies at 65646 nm 48627 nm 43417 nm and 41029 nm explain what is
find out the minimum concentration of the precipitating agent on the right to cause precipitation of the cation from
an experimental light bulb with a volume of 3345 cubic cm is filled wa mixture o f 29835 g of argon and 1441 g of neon
passengers in an airplane at an altitude of 10 000 ft are under 743 kpa of pressure from the atmosphere the interior of
while an additional mol of gas is added at constant temperature as well as volume to a flask containing 200 mol of gas
at constant temperature and pressure conditions which one of the subsequent must be true in order for a reaction to be
in an experiment the fescn2 equilibrium concentration was found to be 032 10-4m in a solution made by mixing 500ml of
compute the energy separation in joules kilojoules per mole electron volts and reciprocal centimeters between the
utilizing the metallic crystal is known to be a cubic closes packed structure find out the density of the metal in gcm3
p and o react to form two different p oxides the mass of pin one of these oxides is 4364 in the other it is5634a state
the concentration of toxic chemicals in the environment is frequently measured in parts per million ppm or sometimes
use the subsequent equations to compute the molar enthalpy of formation for manganese iv oxide mno2s2mno2s rarr 2mnos
the born interpretation as well as the schrodinger equation itself place severe restrictions on the acceptability of
briefly define the born interpretation of the square of the wavelength consider it is concerned with how we locate
explain what is the boiling point of water at 100 degrees c per pa change in atmospheric pressure the enthalpy of
explain clearly and concisely how you would accomplish each of the following on a semi-micro scalea adjust the ph of a
8 grams of sulfur is combusted to form so2 all of the heat evolved is used to raise the temperature of 1000grams of
as per to troutons rule the entropy of vaporization of a liquid at its boiling point is 88 jk mol explain what is the
if the wavelength of the emission maximum from a small pinhole in an electrically heated container was determined at a
chlorine gas was bubbled through a 100ml sample of a 356 m nai solution until the reaction was complete how many moles
the concentration of lead ions pb 2 in a sample of polluted water is determined by adding solid sodium sulfate na2so4
given the following thermochemical equation compute the heat involved in decomposing 125 g of water to the elements2h2g
compute the deltahdeg rxn for the decomposition of calcium carbonate to calcium oxide and carbon dioxidecaco3srarr caos
1 0498g sample of sodium carbonate requires 235 ml of a sulfuric acid solution o reach the end point for the
if 2492ml of 001232 m naoh solution are required to titrate 01932 g of an unknown diprotic n2 acid explain what is the