The molar mass of methane is 16.04 g/mol. calculate the number of moles of methane burned in the ecperiment,

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Which of the following is most likely true about water in chemical solutions?

Light waves can move through , but they travel fastest when they move through a(n) .