Predict Xenon has an atomic mass of 131 amu, a melting point of 161 K, and a boiling point of 166 K. Would you expect xenon to be monatomic or diatomic, based on the trends you identified? Explain your answer.

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned