Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
acid =
1. •Û
2. Ž_
3. –±
4. p

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ