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Assume Bromine trifluoride can be ready by the direct combination of the elements:
Br2 (g) + 3F2 (g) ? 2BrF3 (g)
Explain what volumes of Br2 and of F2 measured at the same temperature also pressure are needed to prepare 50.0mL of BrF3?
write a suitable mechanism for the cleavage of butyl isopropyl ether with hi at 100 degrees c to form exclusively
Is Guanine aromatic? It the C=O bond on top's pi electrons is outside of the ring. I was pretty sure it is not aromatic but I read somewhere that it is.?
Draw the Lewis Structure for a Nitrate Ion (NO3-1). Assign the formal charge for the central atom, Nitrogen. What is that formal charge
a sample of 2 g of nitrogen can be combined with 2.285714 g of oxygen to form nitric oxide gas no. what mass of oxygen
What are the proper names for each of the pieces of glassware commonly used in distillation. In distillation, how is a column different than a condenser? How is a fractionating column different than a plain column
If 0.5mL of .3% (mass) ethanol is oxidized with 10mL 0.005M K2Cr2O7 , what volume of 0.05M Fe(NH4)2(SO4)2.6H2O is needed to titrate the excess potassium dichromate
What would be the volume of the balloon if it were submerged in a swimming pool to a depth where the pressure is 922.3 mmHg and the temperature is 27.35 C?
an unknown solid mixture containing benzoic acidcopperiisulfate and sand. she added 15ml.of acetone to her sample.
what is the maximum number of electrons in an atom that can have the following set of quantum numbers? n 4 l 3 ml -2
A current of 3.68 A is pass through a Sn(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 8.20 g of tin
From this information and the atomic mass, calculate the edge length of the unit cell. Now assume that rubidium atoms are spheres. Each corner sphere of the unit cell touches the body centered sphere. Calculate the radius of a rubidium atom.
Why is naturally occurring iron non-magnetic except when it is exposed to an external magnetic field (a secondary magnetic force). How is it possible to create a permanent magnet (ferromagnet) from a naturally occurring sample of iron.
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