In a space ship circling the moon , with oxygen for humans breathing. all of a sudden the ship has no oxygen can a person get enough chemicals to breathe from taking charcoal tablets.

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

What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?

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.