Please can anyone help? it's not that of s hard question but I can't really understand it.. In four experiments, zinc is added to acid to investigate how the speed of reaction can be
changed.

In the table, write more, less or the same in the final column to show the effect of each
change.

Please look at the picture for the table
I would really appreciate anyone who could help.
thank you!
p. s I will mark brainliest and vote!