Answer:
Step-by-step explanation:
Here are the choices,
A.
powdered Zn in 1.0 M HCl at 25°C
B.
powdered Zn in 2.0 M HCl at 40°C
C.
a lump of Zn in 2.0 M HCl at 25°C
D.
a lump of Zn in 1.0 M HCl at 40°C
7.8m questions
10.4m answers