How do we know that vinegar has diffused into the cube? By measuring the amount of vinegar left in the beaker

The agar blocks contain a chemical indicator that turns colorless in the presence of acidic substances

The agar blocks contain a chemical indicator that turns colorless in the presence of basic substances

By looking at the agar cubes before the experiment

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .