Duba nassi da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar nassi: Nassi: Aspirin, wani acetyl da aka samo daga salicylic acid, wani farin, crystalline, mai rauni acidic abu, tare da maɓallin narkewa na 136 ° C (277 ° F), da kuma maɓallin tafasa na 140 ° C (284 ° F). Its acid dissociation constant (pKa) shine 3.5 a 25 ° C (77 ° F). Tambaya: Menene acid dissociation a Celsius?
25 °C