What state of matter can fit into any container of any size and any shape?​

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.

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?