Barrons SAT Subject Test Chemistry, 13th Edition

(E) The reactions recorded indicated that the ease of losing electrons is greater in sodium than magnesium, greater in magnesiu ...

(D) Distillation takes advantage of the boiling point differences between two liquids in a mixture. Since water and ethyl alcoh ...

(E) All the first four statements are correct. The Gibbs free-energy equation is: ΔG = ΔH − T ΔS In choice (E), if ΔH is posit ...

(E) H 2 to O 2 ratio by volume is 2 : 1 in the formation of water. Therefore, 4.0 mL H 2 will react with 2.0 mL of O 2 to make ...

(C) There will be 30. mL of O 2 + 4.0 mL of steam = 34 mL total. ...

(A) By definition, a catalyst can be used to speed up a reaction without itself being consumed, so I is correct. ...

(B) The most electronegative element is fluorine (F), found in period 2. ...

(C) Solids are incorporated into the K value and therefore do not appear in the equilibrium constant expression. ...

(A) Only NaNO 3 will not react because it is a neutral substance. ...

(D) When hybridization forms the sp^3 orbitals in methane, CH 4 , four entirely new orbitals, different from but equivalent to ...

(A) Hydrogen bonding between water molecules causes the boiling point to be higher than would be expected. ...

(B) At the beginning of the reaction At equilibrium Then, substituting the above values into the equation, you get: ...

(A) The decomposition reaction of potassium chlorate is 2KClO 3 (s) → 2KCl(s) + 3O 2 (g) Since 96.0 grams of O 2 were produced ...

PRACTICE TEST 4 1. (A) The volume of a gas increases as temperature increases provided that pressure remains constant. This is a ...

(C) The volume of a gas decreases as the pressure is increased provided that the temperature is held constant. This is shown by ...

(E) The graph shows that there is a starting quantity in solution, and a slight positive slope to the right indicates a directl ...

(A) This is the definition of any molecule. ...

(B) A commercial cake mix is a mixture of ingredients. ...

(C) This is the definition of an isotope. ...

(E) An acid salt contains one or more H atoms in the salt formula separating a positive ion and the hydrogen-bearing negative i ...