200.0 mL of a 0.630 M solution of KCl is diluted to 600.0 mL. What is the new concentration of the solution?

What is the most common reason for matter changing its state?

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.

+= + + balance the equation on coefficients, ex. 1,1,1