2P03 answers

Part 1 (in order)
1,1,1,1,2,3,5,8,9,10,14

Part 2 (pH)
Initial: 1
Final:7

Excercise
1(i) hydrochloric acid and sodium hydroxide
answer: hydrochloric acid + sodium hydroxide --> sodium chloride + water

(ii) hydrochloric acid and copper(II) oxide
answer: hydrochloric acid + copper(II) oxide --> copper(II) chloride + water

2) 13, 13, end, point, neutralistaion

3) increases, decreases

4(i) pH = 14
(ii) pH = 7

Done by Group 1
Terence Han,
Joseph Tan
Ng Kee Hsien
Wesley Chai