Download 500 AP Chemistry Questions to Know by Test Day by Mina Lebitz PDF
By Mina Lebitz
Organized for simple reference and an important perform, insurance of all of the crucial issues offered as 500 AP-style questions with certain solution explanations
5 Steps to a five: 500 AP Chemistry inquiries to comprehend via try out Day is adapted to satisfy your examine needs—whether you might have left it to the final minute to organize otherwise you were learning for months. you'll take advantage of going over the questions written to parallel the subject, layout, and measure of hassle of the questions inside the AP examination, observed via solutions with entire explanations.
- 500 AP-style questions and solutions referenced to center AP materials
- Review causes for correct and improper answers
- Additional on-line practice
- Close simulations of the genuine AP exams
- Updated fabric displays the newest tests
- Online perform exercises
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Extra resources for 500 AP Chemistry Questions to Know by Test Day
BaF2 is sparingly soluble in water. The addition of dilute HF to a saturated BaF2 solution at equilibrium is expected to (A) raise the pH. (B) react with BaF2 to produce H2 gas. (C) increase the solubility of BaF2. (D) precipitate out more BaF2. (E) produce no change in the solution. Questions 162–165 refer to the following solution. Ethanol, CH3CH2OH(l), and water, H2O(l), are mixed in equal volumes at 25°C and 1 atm. 162. Which of the following include endothermic processes regarding the preparation of the solution?
8-M solution? (A) 100 mL (B) 105 mL (C) 125 mL (D) 140 mL (E) 200 mL 155. 30 M NaCl solution? 025 M 156. 2-M solution of KBr. Which of the following best explains this observation? (A) K2CO3 is more soluble than KBr. (B) K2CO3 has more atoms than KBr. (C) K2CO3 contains the carbonate ion, a polyatomic ion. (D) KBr has a higher molar mass than K2CO3. (E) KBr dissociates into fewer ions than K2CO3. 157. 66 (E) 1 158. A solution contains 144 g H2O and 92 g of ethanol (CH3CH2OH, molar mass 46 g mol−1).
B) Positive, because there are more states of matter in the products. (C) Positive, because there is only one species of reactant but there are two species of product. (D) Negative, because two moles of gas are converted to a solid and one mole of gas. (E) Negative, because a pure element was formed. 269. Which of the following statements most accurately describes the rates of reactions X and Y? (A) X will occur more rapidly than Y because the ΔH is more positive. (B) Y will occur more rapidly than X because the ΔH is less positive.