Which are characteristics of matter? (Select all that apply.) It has mass.

It only has one type of atom in it.

It is the smallest part of an element.

It takes up space.

Study the following reaction carefully. what classification should this reaction have? 4al + 3o2 2al2o3synthesisdecompositionsingle replacementdouble displacement

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages