A chemist measures the amount of chlorine gas produced during an experiment. He finds that 9.64 of chlorine gas is produced. Calculate the number of moles of chlorine gas produced. Be sure your answer has the correct number of significant digits.

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.