- Write a polynomial function of least degree with roots -2, 2, -3i, and 3i?

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Will a precipitate og Mg(OH)2 be formed if the pH of 0.001M aqueous Mg(NO3)2 solution is adjust to 10. (Ksp of Mg(OH)2 = 4×10^-12). Ans it? 2/3 tablespoon equals what equivalent? The perimeter of a rectangular field is 364 yards. If the length of the field is 98 yards, what is its width? C5H5N+H2O⇌C5H5NH++OH−
The pKb of pyridine is 8.75. What is the pH of a 0.405 M solution of pyridine? (Assume that the temperature is 25 ∘C.? Is this convergent or divergent?? it doesn't give me the values of n.... I'm confused ∑n= 1^ (∞) ln ((n^2+1)/2n^2+1))?