Sedimentary rocks are a formed below earths surface as magma b a type of foliated igneous rock c formed by great heat d formed from already existing rocks that are weathered and eroded

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

How many grams of aluminum will there be in 98g of al2o3?

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.