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The solubility product of Mg(OH)2 is 1.2 x 10-11. What minimum OH- concentration must be attained to decrease the Mg2+ concentration in a solution of MgCl2 to less than 1.0 x 10-9 M.
Why is the boiling point of the parent alcohol (i.e. cyclohexanol) higher than that of the product alkene (clycohexene) in the dehydration experiment
The heat of fusion of water is 335 J/g. How much heat would be required to melt 47.5 g of ice?
During this reaction, P4 + 5O2 → P4O10, 0.800 moles of product was made in 15.0 seconds. What is the rate of reaction
A solution of ethanol (C2H5OH) in water is prepared by dissolving 72.0 mL of ethanol (density = 0.79 g/cm3) in enough water to make 300.0 mL of solution. What is the molarity of the ethanol in this solution?
An aerosol can has a gas pressure of 144 kPa at 293 K. Calculate the pressure when the can is heated to 425 K.
In S8 + 12O2-> 8SO3, if 10 grams of sulfur is used, how many grams of sulfur trioxide are produced?
What is the freezing point of a solution made by dissolving 352g of ethylene glycol C2H6O2 on 648 g of water the freezing point of pure water is 0.0C and kf of pure water is -1.86Cm?
Explain how do you compute the minimum volume of H2O(water) required to dissolve NaCl( sodium chloride) of 500 grams in H2O( water) at the temperature of 100 degree celsisu?
Calculate the final temperature of the mixture, assuming no heat is lost. The heat capacities of Hg and H2O are 27.98 and 75.33 J/mol/K, respectively.
Calculate the concentration of phosphoric acid if 25.00 ml reqires 76.00 ml of .560 mol/l to titrate it to the endpoint.
The next question was this: "What is the PH at it's equivalence point? AS part of your answer, define equivalence point. What does it mean for a substance to be at its equivalence point?"
what will be the equilibrium concentration of CO.
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