that different liquids can have different weights and densities.
You will need: Two raw egg 1) Place one egg in a jar and cover
with vinegar. 2) Place the other egg in a jar filled with water.
Observe over the course of a Leave it and check it out in about
a week. Just let it soak away in the vinegar. After a week, the
egg should be see through but still pretty much egg-shaped. The
vinegar completely dissolves away the shell (which is mostly
calcium), leaving the membrane intact. Vinegar is, in fact an
acid - acetic acid to be exact. It's the same stuff found in
tomato ketchup amd brown sauce. That's why a coin will become
nice and shiny what placed in either of these sauces. Some of
the vinegar actually enters the membrane of the egg, and since
this vinegar takes up more space, the membrane stretches to
accommodate it. This is why the egg can look a little bigger. If
you shake the egg, you can see the yolk sloshing around in the
white. If the membrane tears, the contents will spill out just
the same as with