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Two moles of sucrose are dissolved in eight moles of water. Assume that the solution follows Raoult's Law, but the vapor pressure of sucrose is negligible, as it is for most solids. The distillation is carried out at 1 atm.
a) Calculate the vapor pressure of the solution at 100 degrees celsius.
How many mL of a 45.0%(m/v) solution of NaCl would you need in order to have 12.0g of NaCl? Molar mass of NaCl is 58.54g/molhow many mL of a 45.0%(m/v) solution of NaCl would you need in order to have 12.0g of NaCl
a container holds 2,0 of gas. the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed
Using the information given, write an expression which would give the solubility, S, as a function of the chloride ion concentration, [Cl-]. This means include all the equilibria.
sodium hydrogen carbonate (NaHCO3) is mixed with 10.0 grams of sodium carbonate in enough de-ionized water to give a total volume of 250.0 ml. What is the pH of the resulting solution
a titration curve for H3PO4 (triprotic acid) and a mixture of three weak acids?
What is the minimum volume of 7.0M HCl required to completely dissolve 14.0 grams of magnesium metal?
in an aqueous solution (solvent is H2O), how many H-bonds could one molecule of ethanol amine (H2N-CH2-CH2-OH) participate in?
The initial concentration of lead(II)nitrate is 0.250M. and we used 1.00 ml. the lead(II)nitrate was titrated with 7.96 ml of 0.0500M of potassium iodide. A) Determine the concentration of lead(II) ion. B) Determine the iodide concentration. C) Det..
ethane c2h6 burns in the air. how many l of oxygen are required for complete reaction with 5.2 l of ethane? how many l
solution containing 1.00 g of barium nitrate (199.33g/mol) is combined with 500 mL of a solution containing 1.00 g of sodium sulfate (142.03 g/mol)
A weak monoprotic acid is titrated with NaOH and the following data is recorded. Calculate the molar mass of the weak acid.
What range of accelerating voltages would be required to cover the mass range between 16 and 625, for singly charged ions, if the field strength is held constant?
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