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If 0.100 mole "recovered amine" had an [a]D=+20.35 degrees, how many moles of (-)- amine and how many moles of (+)-amine would there be in the sample?
How long would it take the same number of moles of Ar(g) to effuse through the same membrane?
what is the molarity of an aqueous solution containing 360g of glucose in 2.0L of solution.
For oxygen difluoride, OF 2 give the following information: a.) Available Electrons (AE) b.) Needed Electrons (NE) c.) Geometry Description d.) Number of sigma bonds
The neutrons from one treatment source have an average velocity of 3.4 x 10^7 m/s. If the velocities of the individual neutrons are known to within 2% of this value, what is the uncertainty in this position of one of them
A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At0?C, the volume of the gas is 248 mL. To what temperature must the gas be heated to occupy a volume of 479mL.
The Aldol condensation is very sensitive to the mole of ratio of starting materials used. What would be the products of 1:1 mole ratio
The enthalpy of formation is carbon monoxide is difficult to determine experimentally because it is difficult to burn carbon without producing carbon dioxide as well as carbon monoxide
Calculate the volume (in liters) occupied by 1.51 moles of nitric oxide (NO) at 7.50 atm and 57 degrees C 16. What is the volume (in liters) occupied by 43.7 g of HCl at STP
Solve an equilibrium problem (using an ICE table) to calculate the pH of a solution that is 0.185 M in HC2H3O2 and 0.120 M in KC2H3O2
on't 2 and 3 have multiple answers? I think I'm only supposed to have one, though? How do you differentiate using the water solubility chart?
The valence electrons of group 5A elemnts are in the 6s subshell. 8. The highest principle quantum number of period 2 elements is 2.
calculate the energy in joules and calories. required to heat 5.25g of water, from 55 C to 64.8 C
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