Question

How can you make a dull penny shiny again?

A. Rinse it with water.
B. Leave it in salt water.
C. Dip it in vinegar and salt.

Answer 1

c.Dip it in vinegar and salt

Step-by-step explanation:

why we make dully penny shiny again

Cowper oxide dissolves in a mixture of weak acid and table salt-and vinegar is an acid. You could also clean your pennies with salt and lemon juice or orange juice, because those juices are acids, too.

Answer 2

Answer ;

D

Explanation;

As much salt as you can with lots of mixing to make a saturated. Solution. Once again we get tarnished penny and dip it in and there.