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Problem- What instrument and equation would you use to analyze a sample that has more than one analyte in absorption mode?Any help is greatly appreciated
Calculate the mass of KI in grams required to prepare 4.00 102 mL of a 2.80 M solution.
An oxygen tank contains oxygen at a pressure of 70 kPa. When the pressure drops to 36 kPa, the temperature increases from 300 K to 350 K. If the initial volume is 9 L, what is the final volume?
We add R12 to the tank until the final mass of R12 inside the tank is 80 kg. If the temperature remains constant, what is the volume occupied by the liquid in the final state. How much mass of R12 was added to the tank
In a steam distillation of a 1:1 naphthalene, salcyclic acid mixture with 40mL of water which compound would distill out as well as which would stay behind? Keep in mind that salicyclic acid is water soluble and naphthalene is not.
propose a structure for an amine of formula C4H9N, which liberates a gas when treated with NaNO2 and HCl. The 13C NMR spectrum is as follows with attached protons in parentheses: delta 14 (2), delta 34.4(2), delta 50.0(1)
Calculate Delta Ssurr and Delta Stotal at 70 degree. B) Does benzene boil at 70 degree and 1 atm pressure? Calculate the normal boiling point of benzene.
Calculate the specific heat per mole in J/mol°C for each noble gas.comment on the values you obtain. why was the question included. can someone show me how to solve this problem step by step.
A compressed air tank carried by scuba divers has a volume of 9.5 L and a pressure of 130 atm at 20 C. What is the volume of air in the tank (in liters) at STP?
a solution is prepared by mixing 13.00ml of 0.0021m aqueous hg2no32 with 25.00ml of 0.015m hcl.a. will precipitation
prepared by dissolving 0.798 g of acetic acid in 500 ml of water solution, what is the osmotic pressure, in mmHg at 25 degrees Celsius?
An iron ore sample is a mixture of Fe2O3 and several impurities. A 752. g sample of the impure iron ore is heated with excess carbon.
the rate constants of some reactions double with every 10 degree rise in temperature. assume that a reaction takes
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