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What experimental difficulty would you encounter if you had neglected to include a drying step before evaporation the ether solution of your ether solution of your neutral organic compound?
sample of H20 with a mass of 46.0 grams has a temperature of -58.0 degrees Ceslius. How many joules of energy are necessary to heat the steam from 100.0 degrees celsius to 114.0 degrees
What mass of carbon dioxide is present in 1.00m^3 of dry air at a temperature of 25c and a pressure of 731torr? Calculate the mass percentage of oxygen in dry air.
below, 8.34 atm each of H2 and Br2 were placed into a 1.00 L flask and allowed to react: H2(g) + Br2(g) 2 HBr(g) Given that Kc = 86.7, calculate the equilibrium pressure of Br2.
What is the effective concentration between the ends if you consider the characteristic ratio of dna?
What are some possible sources of error in your calculated atomic weight for Mg? A. Calculate the % Absolute error. B. Calculate the % relative error in the mass, volume, temperature, and other measurements.
Quinine (C20H24N2O2) is the most important alkaloid derived from cinchona bark. It is used as an antimalarial drug.
Calculate the number of moles of H2O formed when 0.200 mole of Ba(OH)2 is treated with 0.500 mol of HClO3 according to the chemical reaction shown below.
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
Copper can be drawn into thin wires. How many meters of 34 gaugewire (diameter = 6.304 10-3 in)can be produced from the copper in 8.05 lb of covellite
The burning of ethane produces both CO2 and H2O. If 200 mL of CO2 is produced at 20°C and 750 torr, what volume of water vapor would be produced at 24°C and 790 torr?
usually some inception time is involved during the preparation of the Grignard. Explain the reason behind
1) Prions are smaller than viruses, which are affected by radiation. 2) Prions do not contain genetic information, which is affected by ionizing radiation.
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