Which of the following molecules contains a nonpolar covalent bond?
o a. hci
o b. h20
o c. lil
o d. he

Ineed with my science work! it’s due tomorrow!

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change