Sometimes, small pieces of rock or dust enter the Earth's atmosphere. When this material heats up and burns, it glows and becomes
visible from the Earth's surface.
These burning pieces of material are called
A. meteors
B. moons
C. comets
D.
planetoids

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

What is the correct term for living the most sustainable life you can within your current circumstances?

What is the molar mass of a gas that has density of 2.054 g/l