90 grams of NaNO3 were added to solution at 10 degrees Celsius. What type of solution was formed?

This drawing shows a human body system. what is the primary function of this body system?

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.

Why is the melting of ice a physical change ?