. Suponga que el hidróxido de aluminio (Al(OH)3 ), el hidróxido de sodio (NaOH) y el
hidróxido de magnesio (Mg(OH)2
) tienen una Kps d

1. and 2. question: in which equation? or i don't understand you, 3. a), 4. c), 5. c), 6. b), 7. d), 8. d) if small number is underlined(behind symbol) , b) if big number is underlined(in front of symbol)9. what is underlined there? 10. c)

Particle exchange energy though elastic collision , hope this .

Compound with sulfer  is bright red