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categoryكيمياء schoolبكالوريوس event_available2026-07-13

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35. Which of the following is the Arrhenius Theory of acids and bases? (A) An acid dissociates in water to form hydrogen ions (H) and a base dissociates in water to produce hydroxide ions (OH). B An acid is a proton donor and a base is a proton acceptor. 19 ID Acids are substances with a very high pH greater than 10) and bases are substances with a very low pH less than 3. None of the above. 36. Which of the following is the Bronsted-Lowry Theory of acids and bases? IN An acid dissociates in water to form hydrogen ions (H) and a base dissociates in water to produce hydroxide ions (OH) (B) An acid is a proton donor and a base is a proton acceptor. (C) Acids are substances with a very high pH (greater than 10) and bases are substances with a very low pH (less than 3). D None of the above 37. For a solution with a pH-9.70 the [H0] and the [OH] is (A) 50s 10° Mand 20x10 M (C) 1.0x 10' Mand 1.0x10 (B) 2.0 x 10 M and 5.0 x 10 M (D) 10 x 10 M and 1.0 x 10 M 38. What is the pH of a solution with [OH]-1.0x 10' M (A) 9.0 (B) 5.0 (C)-9.0 (D) -5.0 39. How many milliliters of 0.400 M NaOH are required to completely neutralize 20.00 ml of 0.200 M HCI? (A) 50.0 mL (B) 40.0 ml. (C) 20.0 mL. (D) 10.0 ml. 40. The strong acid(s) in the following list is (are) L HNO3(aq) HO (1) II. H,CO(aq) + H₂O III. CH,COOH HO IV. NaOH(aq) H₂O)- V HCl(aq) + H₂O) HO(aq) NO, (aq) HO (aq) + HCO (aq H,O (aq) CH,COO-(aq) Na (aq) HO (aq) OH (aq) Cl(aq) (A) Only 1 (B) Only II (C) I, II, VI and VII (D) I & V

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