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You can verify that a substance has been converted to a different substance by showing that the substances have different properties. Your observations must have revealed a difference in at least one property of sodium benzoate and benzoic acid. What property was that as well as what observation revealed the difference?
pure ethanol has a density of 0.78945 gcm sup3 at 20.0 degc and 0.80625 gcmsup3 at 0.0deg c. what will be the
Which reagent is used in excess? How great is the molar excess (how many times greater)? I'll add the procedure images in the comments
Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2
Nitrogen oxide is a pollutant that causes health problems as well as acid rain. NO naturally forms in the atmosphere in the following equilibrium reaction
what is the final equilibrium temperature of the system? The heat capacities of water and gold are 75.29 and 25.42 J/mol/K, respectively.
a solution of ammonia and water contains 2.40times1025 water molecules and 5.50times1024 ammonia molecules. how many
Suppose you are trying to dope the semi-conductor Ge so that it will be an n-type semi-conductor. Which of the following elements would be a suitable dopant
What is the most likely reason OSHA requires ammonium nitrate to be segregated for sulfur or finely divided metals? Explain your answer.
the density of iron is 7.874 g/cm^3 at 300K. If iron forms a body-centered cubic lattice, what is the radius of an iron atom?
The required ionic concentrations are Na+=2.45M; K+=.0086M; Mg2+ =.0517M; Ca2+=.0109M, HCO3-=.0025M, CL-=2.48M; SO4 2-=.0486M
Give the expected ground-state electron configurations for atoms with the following atomic numbers. Z=55
What is the pH of this buffer after 0.45 mL of 10.0 M hydrochloric acid are added to it? The Ka for HF is 6.8 x 10-4.
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