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Which of the following statements is true concerning the geometries of CF4 and NF3? The two molecules have the same molecular geometry. The two molecules have the same molecular geometry but different electron pair geometries. The two molecules have different electron pair geometries. The two molecules have the same electron pair geometry but different molecular geometries.
Give explanation why the boiling point of a 2-component mixture increase slowly throughout a simple distillation while the boiling point differences are not large?
Calculate w for each step and for the total process. What values for w would you calculate if the cycle were traversed on the opposite direction?
A sample of air contains 11.4 µg/m^3 of beryllium dust. How many atoms of beryllium are present in a room with dimensions of 19.1 feet by 12 feet by 13.3 feet? Answer in units of atoms.
Determine the temperature change is caused by heat energy and using a beaker that contains 100 mL of H 2 O thermally insulated from its surroundings, one mol of solid CaCl 2 is mixed and solution is stirred
Provide a structure for the following compound: UV spectrum: ?max = 272 nm (? = 39,500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm-1; 1H NMR: ? 5.85 (1H, d, J = 17 Hz); ? 7.35 (1H, d, J = 17 Hz); ? 7.4 (5H, appare..
What is the total sample size (in grams) for a sample of magensium nitrite which contains 0.96 g of oxygen
A solution is 89.8% by volume benzene(C6H6) in carbon tetrachloride at 20 degrees C. The vapor pressure of pure benzene at this temperature is 74.61 mmHg and it's density is 0.87865 g/cm^3;
a sample of N2O3(g) has a pressure of 0.019atm. the temperature(in K) is then double and the N2O3 undergoes complete decompositopn to NO2(g) and NO(g).
Draw and label the Crystal Field splitting diagram for the 3d atomic orbitals in an octahedral field
Explain why when the thermodynamic reaction is added to water , the reaction is more vigorous than when the kinetic product is added to water.
what is the differences between partial and full method validation? under what circumstances are they being carried out?
Give the complete, step-wise mechanism for the acid catalyzed dehydration of 2-methyl-1-butanol. Account for the formation of all products
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