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Silver metal is spontaneously oxidized by chlorate ions in acidic solution under standard conditions. A total of 24.5 mL of Cl2(g) was collected at STP from the redox reaction. What mass of silver was oxidized?
Consider two samples of liquid: one mole of water H2O and one mole of ethanol C2H5OH. The density of water is 1.0 g/mL, and the density of ethanol is 0.785 g/mL
A bottle containing 315 g of cleaning solution is used for carpets. If the cleaning solution has a specific gravity of 0.850, what volume of solution was used?
The saturated solutions of Ca(OH)2 contain a white solid which is removed by filtering. What is this solid. If that solid were not removed, how would it affect the calculated values of the solubility product constant (Ksp) and the solubility of Ca..
A 2.18-L flask is filled with propane gas (C3H8), at 1.00 atm and -16.0°C. What is the mass of the propane in the flask?
to determine the number of molecules present in air using the ideal gas law and avogadros number.assuming that air
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca2+ and 0.0400 M Ag+. What will be the concentration of Ca2+ when Ag2SO4 begins to precipitate
Given the heat of combustion for the following reactions, determine the enthalpy of formation for pentane, C5H12.
When an enzyme is purified from a complex mixture of proteins what usually happens to the total amount of protein and the specific activity during the purification process
The solubility product of PbBr2 is 8.9x10^-6. Determine the molar solubility a) in pure water, b) in 0.20M KBr solution, c) in 0.20M Pb(NO3)2 solution.
Calculate the freezing point of the following solutions, assuming complete dissociation. Part A= 0.114mK2S Part B=20.5g of CuCl2 in 401g water Part C=6.5% NaNO3 by mass
solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. Write a balanced chemical equation for this reaction.
The volume of HI(aq) required to reach the equivalence point : (1c) The pH at the half-neutralization point. (1d)The pH at the equivalence point.
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