arabera Adayla Williams 12 years ago
511
Honelako gehiago
william yee‑k egina
peter hill‑k egina
Latendresse Austin‑k egina
zhenia tarashevich‑k egina
Alkalis
Hydroxide
Detergent
soapsoaps
Postiive
Negative
Oxidation
Rusting
Carbon
hydrogen