وارد شوید
WAEC - Chemistry (2006 - No. 8)
Which of the following processes is an endothermic reaction?
Dissolving NH
4
CI crystals in water
Addition of concentrated H
2
SO
4
Dissolving NaOH pellets in water
Passing SO
3
gas into water
نظرات (0)
ورود به نظر
تبلیغات
به جاوا اسکریپت اجازه دهید این صفحه را به درستی بارگیری کند
