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Given that an atom of a semiconductor has a diameter of 3.12 , what is the maximum number of moles that fit in the channel of a processor chip that is 63.5 long, 84.1 , wide and 465 thick? Assume that the atoms stack in a simple cubic arrangement.
If the TLC solvent is changed to 20:1 Hexanes:ethyl acetate, how should the Rf values be affected?
There are four peaks in the H nmr but they do not match the calculated ppm values. Which hydrogens would match the peaks for m-trifluoromethyl benzoic acid
Phosphorus-32 has a half-life of 14.0 days. Starting with 8.00 g of Phosphorus-32 , how many grams of P-32 will remain after 98.0 days?
The products of the fastest inactivation process-Explain what mechanism is responsible for the formation of the products.
considernbspthe following scenario in your assigned discussion group phoenix homeless agency pha needs funds to
How much HCl gas can be produced at STP by reacting 198 g of NaCl with excess H2SO4?NaCl + H2SO4 ! NaHSO4 + HCl.
Define Ideal gas law, Calculate the free energy of mixing when 1 mole of liquid A is mixed with 4 moles of liquid B at 25 degrees C to form an ideal solution. What is the change in chemical potential of component A?
What is the equilibrium concentration of Cu+ (aq) in a solution that is 0.0200M solution in CuNO3 and 0.450M HCl (aq)
an effective treatment for some cancerous tumors involves irradiation with fast neutrons. the neutrons from one
write the expression for the base dissociation constant for hydrazine, N2H4, a weak base. Hydrazine reacts with water to form the N2H5+ ion.
Meaning, use and calculation of empirical formulas, In this introduction are given the explanation of how to find out an empirical formula if one has found out the chemical elements of an unknown substance and measured their ratio of masses
How much energy in kilojoules is required to convert 100 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 g/mL.
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