Give two limitations of law of Constant Composition

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

How can you use chemical equations to predict the products of the reaction you can carry out?

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.