The glass hand bubbler holds a red liquid. When it heats up, do you see a chemical change or a physical change? How do you know?

What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?