What does the chemical formula CaCl2 show about the compound it represents? A. It is made up of one element.
B. It is made up of two elements.
C. It is made up of three elements.
D. It is made up of four elements.

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How does decreasing the gas volume affect the pressure of a gas?

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What best discribes the relationship between wavelength and frequency in a electromagnetic wave