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Calculate the concentrations of species in solution and the pH when 0.1 moles of FeSO4 are placed in 1 L H2O at T=25 deg C. Consider hydrolysis and assume ideal solution. The pK of FeSO4 is 10^-2.65.
A sample of H2 gas (2.0 L) at 3.5 atm was combined with 1.5 L of N2 gas at 2.6 atm pressure at a constant temperature of 25 °C into a 7.0 L flask
when sodium hydroxide naoh of 4.00 g of was dissolved in water of 150.00 grams a value for deltat of 10.00 degree
What are the masses in kg of solution A and solution B required, to make 100 kg of a mixture containing 25% ethyl alcohol by mass
H2S and H2O have simipar structures and their central atoms belong to the same group. Yet H2S is a gas at room temperature and H2O is a liquid. Use bonding principles to explain why.
Draw structural formulas for the following compounds, and mark any chiral centers (asymmetric carbons) with an asterisk: l-bromobutane, 2- bromobutane
An object has a mass of 6.85g. when placed in a graduated cylinder containing 25.0 ml of water, the water level increased to 28.8 ml. Calculate the density of the object
if the empty cylinder has the mass of 94.2g and the cylinder with water has the mass of 138.7 g what is the mass of water, volume of water and the density of water.
if the height of the mercury column in the leveling bulb is 30 mm greater than that in the gas buret and atmospheric
Sodium chloride has a solubility of 35.7g/100mL water. If you have 350mL of water and you add 115g of sodium chloride to it and mix well.
if you burn 33.7g of hydrogen and produce 301 g of water, how much oxygen reacted?
If 1.35g of AgNO3 is dissolved in 115 mL of water, and to this solution is added 5.00 mL of HCl resulting in the formation of a precipitate. Find the concentration of silver ions remaining in the solution
one important application of reverse osmosis is the desalination of seawater. to extract pure water from seawater using
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