- Messages
- 483
- Reaction score
- 199
- Points
- 53
Angle 1)109.5need explanations to some questions in paper 1 nov/oct 10..
http://www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Chemistry (9701)/9701_w10_qp_11.pdf
Q7....why is it C and not D
Q10
Angle 2)120
Angle 3)104.5
For Q10
It forms a quadratic equation
The answers are 4 and 2/3