- How many orbitals does barium have?

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What rank is higher? Major or General? Vector u has a direction angle of 60 degrees above horizontal and a magnitude of 10 newtons, ....? Find the Absolute Maximum and Absolute Minimum of f(x) = -x^3+4x^2+3 on [-1,5]? Prove the Identity: tan^2 x + 6 tanx + 5 / sec^2 x - 2 = tanx + 5 / tanx - 1? Identify the spectator ions in the following complete ionic equation. 2K (aq) S2−(aq) Pb2 (aq) 2NO−3(aq)→PbS(s) 2K (aq) 2NO−3(aq)?