24 Chapters
TEST-BANK for
Chemistry: The Central Science
14th Edition
Author(s): Brown, LeMay, Bursten
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Sample Questions
  • The ________ ion has eight valence electrons. A) Sc3+ B) Ti3+ C) V3+ D) Cr3+ E) ...
  • ________ is isoelectronic with krypton. A) Se2- B) Se3- C) Br D) Se2+ E) ...
  • Ca reacts with element X to form an ionic compound with the formula CaX. Al will react with X to ...
  • An aqueous solution contains 0.10 M HNO3. The solution is ________. A) acidic B) basic C) ...
  • The formula of a salt is XCl2. The X-ion in this salt has 24 electrons. The metal X is ________. ...
  • If 3.21 mol of a gas occupies 56.2 L at 44 C and 793 torr, 4.73 mol of this gas occupies ________ L ...
  • Ni2+ ions are represented by the electron configuration ________. A) Ar3d8 B) Ar3d10 C) Ar3d6 ...
  • The output of a plant is 4335 pounds of ball bearings per week (five days). If each ball bearing ...
  • Combustion of a 1.031-g sample of a compound containing only carbon, hydrogen, and oxygen produced ...
  • How many grams of calcium chloride are needed to produce 1.50 g of potassium chloride? CaCl2(aq) + ...
  • How many atoms of nitrogen are in 10 g of NH4NO3? A) 3.5 B) 1.5 1023 C) 3.0 1023 D) 1.8 E) ...
  • A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant ...
  • The spectator ions in the reaction between aqueous hydrochloric acid and aqueous ammonia are ...
  • The de Broglie wavelength of a 84.32 gram bullet traveling at the speed of 308.6 m/s is ________ m. ...
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