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
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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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