CHEM2A FINAL Fall2005

CHEM2A FINAL Fall2005 - Name: _ TA: _ Instructor: Andreas...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
_______________________ TA: _______________________ Instructor: Andreas Toupadakis CHEMISTRY 2A Final Exam – Fall 2005 Instructions ! This is a CLOSED BOOK EXAM. No notes or books are permitted. ! DO NOT OPEN the exam until instructed to do so. ! Please show all relevant work where it is indicated for full credit. ! You have exactly 120 minutes for this exam. Any exams handed in later will receive a 5 point penalty or higher. Answer all the questions you are sure of first, then use the remaining time for the rest. ! Avogadro’s number is 6.022 x 10 23 , R = 8.314 J/mol K or R = 0.082057 L atm mol -1 K -1 ! c = 3.00 x 10 8 m/s, h = 6.62607 x 10 -34 J s, R H = 2.179 x 10 -18 J ! x A = n A / n tot = P A / P tot , E photon = h " = hc/ # , # = h/mu, $ E = R H (1/n i 2 – 1/n f 2 ) ! d = MP/RT, Rate 2 /Rate 1 = (M 1 /M 2 ) 1/2 ! 1000 g = 1 Kg, 1 nm = 1 x 10 -9 m Solubility rules 1) Compounds containing alkali metals (Group 1), the ammonium ion (NH 4 + ), nitrates, perchlorates, and acetates are all soluble. 2) Chlorides, bromides, and iodides (halides) are soluble (except Pb 2+ , Ag + , and Hg 2 2+ ) 3) Sulfates are soluble (except Ca 2+ , Sr 2+ , Ba 2+ , Pb 2+ , and Hg 2 2+ ) 4) Hydroxides, sulfides, carbonates, chromates, and phosphates are insoluble. Except those listed above as soluble. Also, sulfides of group 2 elements are soluble. Questions Points (Pg 2) Questions 1-6 (18 points) (Pg 3) Questions 7-12 (18 points) (Pg 4) Questions 13-16 (20 points) (Pg 5) Questions 17-18 (10 points) (Pg 6) Questions 19, 20 (24 points) (Pg 7) Questions 21-23
Background image of page 1

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

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/22/2010 for the course CHE 2A CHE 2A taught by Professor Enderle during the Fall '09 term at UC Davis.

Page1 / 10

CHEM2A FINAL Fall2005 - Name: _ TA: _ Instructor: Andreas...

This preview shows document pages 1 - 2. Sign up to view the full document.

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