1. Requirements
pH worksheets
Maths skills questions
Calculators

2. Exam technique support tick off

3. Field course payments Thanks to those who have paid…
Rest – balance due by last day of this term please

4. Optional genetic engineering practical
First week of summer timetable on Wednesday afternoon.
X places
Would you like to be considered? – say now
Might not be able to do it depending on whether it fits with your other subjects… so no guarantees.

5. Using Hydrogen ion concentration to calculate pH

7. Worksheet

8. See maths skills at back of text book if you need more information and support or go back on my maths

9. Read through the worked examples…

10. This is easier if you just do 10n where
n= pH concentration
i.e. in this case

11. 12.0
1.22 4
Call it (0.06 mol litre)
0.0158

12. Check correct - website

13. Maths skills questions
Write on this
Name on – collect in for use in more period 9 lessons