84. (V20/21-117-28) 50°C da 60 g suvda
45 g tuz eritilsa toyingan eritma hosil boladi. 30°C da shu tuzning eruvchanligi 50°C dagiga nisbatan 15 g ga kam bolsa, tuzning 30° dagi eruvchanligini toping.
A) 40 B)60 C)36
D) 50
84. (V20/21-117-28) 50°C da 60 g suvda
45 g tuz eritilsa toyingan eritma hosil boladi. 30°C da shu tuzning eruvchanligi 50°C dagiga nisbatan 15 g ga kam bolsa, tuzning 30° dagi eruvchanligini toping.
A) 40 B)60 C)36
D) 50
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Ñáîðíèê: Kimyo
Ïàðàãðàô:
33. Eruvchanlik
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