C467_acid-base_Sp09 - SPRING 2009 CHM 467 01 ADVANCED...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: SPRING 2009 CHM 467 01 ADVANCED INORGANIC CHEMISTRY (CHM467011S09) > CONTROL PANEL > PREVIEW ASSESSMENT: C467_ACID-BASE_SP09 Preview Assessment: C467_acid-base_Sp09 Name C467_acid-base_Sp09 Instructions Timed Assessment This Test has a 1 hour timer.The elapsed time appears at the top right of the window. A 1 minute warning will be displayed. [The timer does not appear when previewing this Test] Multiple Attempts This Test allows 3 attempts. This is attempt number 2. Force Completion This Test can be saved and resumed later. Question Completion Status: Question 1 10 points Save A Br nsted-Lowry acid is defined as a substance that __________. increases [OH- ] when placed in H 2 O decreases [H + ] when placed in H 2 O acts as a proton acceptor acts as a proton donor increases [H + ] when placed in H 2 O Question 2 10 points Save A substance that is capable of acting as both an acid and as a base is __________. autocratic amphoteric miscible autosomal conjugated Question 3 10 points Save Which one of the following is a Br nsted-Lowry acid? HNO 2 (CH 3 ) 3 NH + CH 3 COOH HF all of the above Question 4 10 points Save What is the conjugate acid of NH 3 ? NH 2 + NH 3 + NH 4 OH NH 4 + NH 3 Question 5 10 points Save The conjugate base of HSO 4- is SO 4 2- HSO 4 + H 2 SO 4 OH- H 3 SO 4 + Question 6 10 points Save The magnitude of K w indicates that __________ . water autoionizes very quickly the autoionization of water is endothermic water autoionizes very slowly water autoionizes only to a very small extent the autoionization of water is exothermic Question 7 10 points Save Which one of the following statements regarding K w is false? The value of K w is always 1.0 ! 10-14 . K w changes with temperature. K w is known as the ion product of water. The value of K w shows that water is a weak acid. pK w is 14.00 at 25°C Question 8 10 points Save Which of the following aqueous solutions has the highest [OH- ]? a 1 ! 10-4 M solution of HNO 3 a solution with a pOH of 12.0 pure water a solution with a pH of 3.0 a 1 ! 10-3 M solution of NH 4 Cl Question 9 10 points Save A 0.0035-M aqueous solution of a particular compound has pH = 2.46. The compound is __________ ....
View Full Document

This note was uploaded on 04/02/2009 for the course CHM 467 taught by Professor Loeffler during the Spring '09 term at Sam Houston State University.

Page1 / 4

C467_acid-base_Sp09 - SPRING 2009 CHM 467 01 ADVANCED...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online