Calculate the mass of ethylene glycol
Calculate the mass of C2H6O2 that must be added to 1.00 kg of ethanol, C2H5OH,to reduce its vapor pressure by 13.2 torr at 35 degree celsius. The vapor pressure of pure ethanol at 35 degree celsius is 100 torr.
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List the different types on intermolecular forces in the following molecules.
Calculate the conentrations of the Ions, and the molar solubility and the solubility product constant for this salt at 25 degressC. Show Balanced Reaction.
A solution contains 100.0 g of water and 15.0 g of alcohol. What is the percent alcohol in the solution? My teacher got 13% and im not sure how?
A 1.71 mol sample of Ar gas is confined in a 41.9 liter container at 25.7 C. If the volume of the gas sample is decreased to 15.3 L holding the temp constant, the average molecular speed will increase, decrease or remain the same?
You are given a small bar of an unknown metal X. You find the density of the metal is 10.5 g/cm^3. Another experiment tells you the edge-length of the face centered cubic unit cell of this metal has a length of 4.09 x 10^-10 m. What is the density
In some industrial processes, sulfite is added to remove dissolved O2 to prevent corrosion of pipes. Write the balanced overall chemical reaction for reduction of dissolved O2 by sulfite (SO32-)
A solution is prepared by mixing 5.4 g of FeCl3 with enough water to make 75 mL of solution. Calculate the molarity of the solution.
What is the concentration of a solution made by diluting 95 mL of 6.0 M HCL to a final volume of 750 mL
Rank the following compounds in order of lowest to highest melting point. KCl CH3-O-CH3 CH3-CH2-CH3 CH3-CH2-NH2
What concentration of Fe^3+ is needed to maintain the phosphate concentration below the limit of 1 mg P/L? Any help on how to do or even start the problem would be great.
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