JAMB - Chemistry (2024 - No. 19)
The quantity of electricity required to deposit 180g of Ag from a molten silver trioxonitrate(V) is
[Ag = 108]
1.08F
3.30F
1.67F
1.80F
คำอธิบาย
Ag\(^+\) + e\(^-\) → Ag
1mole = 1F
If 1F produced 108g of Ag
x F will produce 180g of Ag
x = \(\frac{180 x 1}{108}\)
x = 1.666 F
x = 1.67 F