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Niobium has an atomic radius of 0.143 nm as well as a density of 8.57g/cm3. Find out whether it has an FCC or BCC crystal structure.
If a reaction takes 8 hours to complete at 15 C, which of the following is most likely true if the same reaction is carried out at 45 C A. the reaction will be faster B. the reaction will be slower C. the reaction will take the same amount of time..
How will the melting point of your semicarbazone derivative be affected if the derivative is not dry enough
Reductive amination can be used to form primary, secondary, and tertiary amines. Secondary amines are more basic than primary amines due to extra electron donation by the alkyl groups.
one can safely assume that the 3s- and 3p-orbitals will form molecular orbitals similar to those formed when 2s- and
Activating effects: Using resonance contributors, explain why the methoxy group is an activator and an ortho/para director in electrophilic aromatic substitution
3-methyl-1butyne yields 2-methyl-2- butanol and 3-methyl-1-butanol by different mechanisms. In each case, a second alcohol would also be obtained. What alcohol would it be
Carbon-Hydrogen compound is burned in an excess of oxygen to give 1.76g of CO2 and .9g of H20 as the products of combustion. What is the empirical formula of the organic compound. How many grams of the organic compound was burned.
2) Calculate the concentration of an aqeuous solution of Ca(OH)2 pH of 12.05.
How many molecules of oxygen react with 133 molecules of acetylene (HCCH) to produce carbon monoxide and water
given the following datamass of unknown metal carbonate 1.8500gmolarity of hcl solution 0.1789 mmolarity of naoh
Acetone, a common laboratory solvent, has DeltaHvap = 29.1kJ/mol and a normal boiling point of 56.2 C. At what temperature (in C) does acetone have P_vap = 117 mm Hg
Determine the molarity of a saturated aqueous solution of NaI formed as 25degree celsius assuming that the added NaI does not add significantly to the volume of the water?
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