The required graded Homework is on-line at MasteringChemistry.com.
these are recommended problems (not graded):
HW1(=chapter 1) #34,38,48,54,59,66,69,70,78,79,86,87,101,103. (14 questions)
HW2(=ch 2) #48,52,53,57,58,60,64,66,70,75,81,82,86. (13 questions)
HW3 #27,29,35,36,41,43,47,65,67,127. (10 questions)
HW4a: #31,51,59,61,63,65,67,74,76,82,84,94,96,98. (14 questions)
HW4b #60,62,66,69,78,80cd,86,88,90b,92. (10 problems)
HW5: #37,41,42,44,55,65,73,75. (8 problems)
HW6: #47,49ab,58,61,65,79. (6 problems)
HW7: #12,25,27,33,58,63,64,97,103. (9 problems)
HW8: #42,52,62,71,73,79,83,86,101. (9 problems)
HW9 #39,40,43,52,56,63,64,66,72,76,104. (11 problems)
HW10A #36,41,42,50,52,90,108. (7 questions)
HW10B #57,58,68,72,75bcd,76bcd,80,83. (8 questions)
HW11 #50,53,54,58,60,68,83,84. (8 questions)
these are recommended problems (not graded):
HW1(=chapter 1) #34,38,48,54,59,66,69,70,78,79,86,87,101,103. (14 questions)
HW2(=ch 2) #48,52,53,57,58,60,64,66,70,75,81,82,86. (13 questions)
HW3 #27,29,35,36,41,43,47,65,67,127. (10 questions)
HW4a: #31,51,59,61,63,65,67,74,76,82,84,94,96,98. (14 questions)
HW4b #60,62,66,69,78,80cd,86,88,90b,92. (10 problems)
HW5: #37,41,42,44,55,65,73,75. (8 problems)
HW6: #47,49ab,58,61,65,79. (6 problems)
HW7: #12,25,27,33,58,63,64,97,103. (9 problems)
HW8: #42,52,62,71,73,79,83,86,101. (9 problems)
HW9 #39,40,43,52,56,63,64,66,72,76,104. (11 problems)
HW10A #36,41,42,50,52,90,108. (7 questions)
HW10B #57,58,68,72,75bcd,76bcd,80,83. (8 questions)
HW11 #50,53,54,58,60,68,83,84. (8 questions)