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a reaction is a---gtp with the a reaction order of 23 with respect to a what is the integrated rate law expression for
write a balanced net ionic equation to show why the solubility of mgf2s increases in the presence of a strong acid and
if a student weighed out a 500 mg tablet of vitamin c measured to the nearest 0001g and recovered 0254g of ascorbic
a 195 g sample of ascorbic acid is titrated with a 089 m red dye what volume of red dye is required to reach the
examine the following set of ionization energy values for a certain element how many valence electrons does an atom of
there are 18 constitutional isomers with molecular formula c8h18 without drawing all 18 isomers determine how many of
if the ph of a 100 in rainfall over 1800 miles2 is 320 how many kilograms of sulfuric acid h2so4 are present assuming
gas mixture contains helium and oxygen partial pressures of 255 torr and 0450 atm what is the total pressure in mmhg
show that the slater determinant formalism automatically incorporates the pauli exclusion principle by evaluating the
a gas expands and does p-v work on the surroundings equal to 283 j at the same time it absorbs 216 j of heat from the
when 256g of a compound containing only carbon hydrogen and oxygen is burned completely 384g of co2 and 105g of h20 are
concentrated aqueous hclo4 has a concentration of 148 m calculate the concentrations of all ions present in a solution
calculate the following when 0250 l of 0294 m agno3 solution is mixed with 0350 l of 0300 m na2co3 solution ksp for
a 2500 -ml buffer solution initially contains 25x10-2 m of hcho2 and 25x10-2 m of nacho2 what mass of the correct
the mass to use in the expression for the vibrational frequency of a diatomic molecule is the effective mass mu mambma
for the reaction 2mgs o2g 2mgos how many moles of o2 are required to react completely with 00232 moles of
for the reaction 2ch2og o2g 2hcoohl if 419 times 1022 molecules of formaldehyde ch2o react with excess oxygen what is
2khco3s k2co3s co2g h2olhow many moles of potassium carbonate will be produced if 311 g of potassium hydrogen
sorbose c6h12o6 is used in making vitamin c a sorbose sample containing 48 g of carbon atoms also contains g of
a sample of chromium iii oxide cr2o3 contains 0599 g of chromium what mass of oxygen is
a sample of zinc nitride zn3n2 contains 390 g of zinc how many nitride ions are
what is the percentage by mass of nitrogen atoms in ammonium phosphate
a sample of k2s contains 135 g of potassium how many moles of potassium sulfide are present in the
calculate the number of atp molecules that are produced from the biological oxidation of one molecule of each of the