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State a balanced equation for each of the two step of the reaction, namely (1) the reaction between benzyltriphenylphonium chloride as well as sodium hydroxide and (2) the reaction between the product of step (1) and 9-anthraldehyde
Consider the following reaction (assume an ideal gas mixture). 2NOBr(g) ? 2NO(g) + Br2(g) A 3.0-L vessel was initially filled with pure NOBr, at a pressure of 3.6 atm, at 300 K. After equilibrium was reached,
The energy levels the electron can occupy in the Be3+ ion can be calculated using the energy level equation. Calculate the energy in J of the electron when it is in the n= 4.00 level.
Ferrocene eluted from the column first and acetylferrocene second, but ferrocene ended up as the higher of the two spots during TLC analysis. Explain.
What is the solubility of MnS, in grams per liter, in a buffer solution that is 0.115M HC2H3O2 - 0.505 M NaC2H3O2? For MnS, Kspa=3x10^7.
Calculate the mass/volume percent, % (m/v), for the solute in each of the following solutions. Express the answer using 2 sig figures.
Using the Boltzmann distribution, calculate the ratio of electrons at the bottom of the conduction band to those at the top of the valence band for pure Si at 300.K. The Si band gap is 1.1 eV. The answer to this question has to equal 3.35 x 10-18.
A 35.0 mL solution of 0.095 M CaCl2 is mixed with 25.0 mL of 0.0012 M BaCl2 if KF is slowly added which flouride salt will precipitate first. Calculate the concentration remaining in solution of the cation that first precipitates when the second f..
A 14.0 g sample of X combines with a 26.2 g sample of Y to form the compound XY2. What is the mass of the reactants.
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodim (minimum) are needed to absorb 4.70 MJ of energy (in the form of heat) if the temperature of the sodiumis not to increase by more than 10.0 C
for the coordination compound crnh34no22 clo43a how many ions will this compound create in aqueous solution ?b what is
A mixture of gases contains 10.30g of N2 , 1.79g of H2 , and 8.15g of NH3. The total pressure of the mixture is 1.95 atm. What is the partial pressure of N2
When 35 ml of 1.0 M HNO3 was mixed with 50 ml of 1.0 M NaOH in a coffee cup calorimeter, the temperature of the solution rose from 24.8 C to 31.7 C.
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