Sandstone does not react with Hydrochloric acid. The acid soaks into the rock because the rock is porous, filled with tiny holes. It is made up of tiny grains of sand cemented together by intense pressure.

7 0

3 years ago

A scientist uses electricity to break down water into hydrogen gas and oxygen gas. Which statement best explains what happens? A

Margaret [11]

Answer:

A. A chemical change occurs.

Explanation:

7 0

3 years ago

The irregularly shaped area between the lungs tha contain the trachea is called the

LenaWriter [7]

Irregularly shaped area betweenthe two lungs, contains thetrachea. Diaphragm. muscular sheet that contracts to enlarge the thoracic cavity and draw air in. Pleura. Each lung is surrounded by a double layer serous membraneknown as pleura.

4 0

3 years ago

plants utilize chlorophyll containing chloroplasts and mitochondria. what is the purpose of motochodria when a cell already has

inysia [295]

B. to turn sugar into energy !!!

3 0

4 years ago