Explore: Use the Gizmo to investigate melting and boiling. Does the temperature change while either of these phase changes is occurring? PLEASE HELP MEEE!!

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.