Which mathematical relationship should you us to convert moles of a substance into grams

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

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 produces wave a)sound b) heats c)transfer of energy d)vibrations