Question

Which of the following would react most rapidly

Answer 1

where is the picture or question 

Answer 2

Answer:

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