Question 1
Glass electrodes are used for direct measurement of:
◦ pH
◦ p
Ka◦
Ksp◦
Q◦ p
KwQuestion 2
How long must a constant current of 50.0 A be passed through an electrolytic cell containing aqueous Cu
2+ ions to produce 5.00 moles of copper metal?
◦ 0.187 hours
◦ 0.373 hours
◦ 2.68 hours
◦ 5.36 hours