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Which conformation of bromo-cyclohexane undergoes reaction with potassium t-butoxide and use a Newman diagram to explain your choice.
Determine what would be the concentration of the final solution If you take a ten mili litres portion of the stock solution and dilute it to a total volume of 0.250 Litres,?
A 550 mL volume of hydrogen chloride gas, HCl, is collcted at 27 degrees C and 790 mm Hg. What volume will it occupy at STP?
which effect on atomic size is more significant, the nuclear charge (p+) or the energy level that the eleectrons are filling explain why.
After allowing circulatory equilibrium to be established, a 0.20-mL sample of blood is found to have an activity of 20. counts per second. Calculate the blood volume of the animal.
Propose a detailed mechanism for the acid - catalyzed Fisher esterification of propanoic acid
A mixture of p-nitroaniline and o-nitroaniline is separated by column chromatography. which compound will be eluted first? Give reason.
what is the concentration of the 25.0 mL of diluted drink in the volumetric flask?
Methane and hydrogen sulfide form when 36g H2 reacts wih carbon disulfide, calculate the percent yield if the actual yield of CH4 is 69.8g.
How many grams of oxygen gas are required to produce 7.68 kJ of heat when hydrogen gas burns at constant pressure to produce gaseous water?
A chemist wants to make 5.1 L of a 0.291 M CaCl2 solution. What mass of CaCl2 (in g) should the chemist use
A buffer solution is prepared by placing 5.86 grams of sodium nitrite and 32.6 mL of a 4.90 M nitrous acid solution into a 500.0 mL volumetric flask and diluting to the calibration mark
It takes 78.2 J of energy to raise the temperature of 45.6 g of lead by 13.3 oC. What is the specific heat capacity of Pb? What is the molar heat capacity of Pb.
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