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If titrating 0.1461 g of dl-mandelic acid with 0.05 M sodium hydroxide solution, what would the titration curve look like? Mark end point and half titration point.
Calculate the sodium ion concentration when 80.0 mL of 3.2 M sodium carbonate is added to 25.0 mL of 2.3 M sodium bicarbonate. Calculate the sodium ion concentration in M
This strontium isotope is radioactive, with a half-life of 28.1 yr. Calculate how long it will take for 0.860 g of the isotope to be reduced to 0.170 g by decay
What is the molecular mass of a gas that diffuses through a porous membrane 1.26 times faster than Kr
a compound contains only carbon hydrogen and oxygen. combustion of 0.01068 g of the compound yields 0.01601 g of co2
the urge to breathe is increased and excessive CO2 is removed from the body D. respiratory tissue is damaged by oxidation E. no problems result from this situation
The sucrose solution used in the fermentation was 0.350 M. Assume solubility of CO2 in water equivalent to the solubility in the sucrose solution. Hint: some of the CO2 obtained from the fermentation dissolves in the solution, the rest goes to the..
Sodium bisulfite solution is added to an experiment at the end in order to destroy the unreacted bromine. What reaction is occuring here? Is HSO3- acting as an oxidizing or reducing agent? Write a balanced equation.
How much heat will be transferred when 0.50 mol of TiO2 reacts with 1.60 mol of HCL according to the following equation? TiO2(s)+4HCL(g)->TiCl4(I)+2H2O(g) ?H=-67 kJ
What is the experimental yield (in g of precipitate) when 15.4 mL of a 0.6 M solution of iron(III) chloride is combined with 19.8 mL of a 0.719 M solution of lead(II) nitrate at a 80.1% yield
Which of the following rtansitions in a hydrogen atom would emit radiation having the highest energy. A) n=1 to n=2 B) n=2 to n=6 C) n=6 to n=4 D) n=4 to n=1 E) n=3 to n=2 Please explain the answer to me as well.
Propose a reasonable reaction mechanism for the sodium hypochlorite oxidation of 3-heptanol. Give the IUPAC name of the expected product. What other oxidizing agents may be used to carry out this oxidation
If sealed glass bottle containing an organic solvent is dropped and breaks, pieces of glass may be propelled outwards because of build-up pressure that forms in the bottle. explain which is more dangerous a liquid pentane or liquid decane
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