Determine the equilibrium ph of an aqueous solution
Determine the equilibrium pH of an aqueous solution that have the 2.55 g of Al(OH)3 (s) ksp= 2.00x10-32. also, find out the activity coefficient of Al3+
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Answer the questions given below about polynomials. Write the possible rational zeros of g(x). Describe why g(x) should have zero between X=-1 and =0
A current was maintained for 20 minutes at 25.0 amps by a solution having the surplus Cu2+. Explain how much Cu is plated out on cathode?
Evaluate the relative reducing strengths of the NaBH4 and LiAlH4. Explain what types of functional groups are reduced by each?
Consider h(x)=4(X-7)5(X+2)8(X+3)(X2 + X+1) Find how many complex zeros does h(x) (counting multilicity). At how many points does graph of h(x) touch, but not cross, x axis? Write does croosings.
At 60°C a mixture of 100 g of K2Cr2O7and 200 g of water is stirred until no more of the salt dissolves. The resulting solution is poured off, leaving the un-dissolved solid behind.
With the smaller sodium ions occupying holes among the chloride ions, the Sodium chloride crystallizes in a face-centered cubic lattice of chloride ions. Determine the number of Cl- ions are in contact with any single Na+ ion?
Wishing to use her money sooner, attorney sells note to the third party for 5'560$ after 30 days. Find annual interest rate will third party get for investment.
The company finds that it will have to replace the piece of equipment at the cost of $800'000 in 5 years. How much must each payment be?
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