Chapter 15 1) The name of HClO is ________. a. hydrogen chlorideb. hydrochloric acid c. chloric acid d. perchloric acid e.hypochlorous acid 2) Identify the Bronsted-Lowry acid in thefollowing reaction. H2O + CO3 2- (aq) ? HCO3 - (aq) + OH- (aq) a.H2O b. CO3 2- c. HCO3 - d. OHe. H2CO3 3) What is the [H3O+] in asolution with [OH- ] = 1.0 � 10-12 M? a. 1.0 � 10-12 M b. 1.0 � 102M c. 1.0 � 10-7 M d. 1.0 � 10-8 M e. 1.0 � 10-2 M 4) What is the[OH- ] in a solution that has a [H3O+] = 1.0 � 10-6 M? a. 1.0 �10-2 M b. 1.0 � 10-6 M c. 1.0 � 10-8 M d. 1.0 � 10-10 M e. 1.0 �10-12 M 5) The [H3O+] of a solution with pH = 2.0 has aconcentration of ________. a. 10 M b. 0.1 M c. 1 � 102 M d. 1 �10-2 M e. 1 � 10-12 M 6) Which of the following is the strongestacid? a. H3PO4 b. NH4 + c. NaOH d. H2CO3 e. HCl 7) Which of thefollowing is correctly identified? a. NH3, strong acid b. NaOH,strong base c. HCl, weak acid d. H2CO3, strong acid e. Ca(OH)2,weak base 8) Ammonia is a weak base because a. it is a dilutesolution. b. it is only slightly soluble in water. c. it cannothold on to its hydroxide ions. d. it produces few hydroxide ions inwater. e. it is completely ionized in aqueous solution. 9) Which ofthe following is a neutralization reaction? a. KCl + NaNO3 ? KNO3 +NaCl b. HNO3 + KOH ? H2O + KNO3 c. H2O + SO3 ? H2SO4 d. 4Na + O2 ?2 Na2O e. 2 NO2 ? 2NO + O2 10) Which of the following is a buffersystem? a. NaCl and NaNO3 b. HCl and NaOH c. H2CO3 and KHCO3 d.NaCl and NaOH e. H2O and HCl
