Log ind
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
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt
