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Draw N-ethyl-3-methylpentanamide. Draw your structural formula with all necessary hydrogen atoms.
In which of the following species is the octet rule violated by the central atom when the central atom has a formal charge of zero?
A 1.50L sample of neon gas at 1.10 atm and 25 degrees celsius is heated to 45 degrees celsius. The neon gas is then subjected to a pressure of 1.50 atm. Determine the new volume of the neon gas.
what is the bp of its enantiomer?What optical rotation would be observed if 7.2 g of (S)-amine were mixed with 7.2 g of the (R)-amine?
In a titration experiment, 50.0 mL of 0.375 M HI solution is required to neutralize 35.0 mL of Ca(OH)2 solution. What is the concentration of the Ca(OH)2 solution?
During an experiment assume that you used a 0.560g piece of pure aluminum in the synthesis of alum and collected 5.255g of dry alum. what is your percent yield of alum?
compound noradrenaline contains 56.79% C, 6.56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula for noradrenaline?
the R enantiomer and 19.0% of the S enantiomer, what is the enantiomeric excess of the mixture?
would the percent of KClO3 (sample 1:64.287% , sample 2:71.68%) be too large or too small if the system was not permitted to cool before the pressures were equalized
a sample of 1.518g of KHC8H4O4 was dissolved in water and titrated with an NaOH solution. 26.90 ml were required to reach the equivalence point. Calculate the molarity of the NaOH solution
If 66.5 ml of base is required to reach the second equivalence point, what is the concentration of the acid?
50.50 mL of 0.116 M HF is titrated with 0.1200 M NaOH. What is the pH after 50.50 mL of base have been added? The Ka for HF is 6.8 x 10-4
A saturated solution of nickel(II) sulfide contains approximately 3.6 multiplied by 10-4 g of dissolved NiS per liter at 20°C. Calculate the solubility product Ksp for NiS at 20°C.
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