Which layer of the atmosphere is between the stratosphere and the thermosphere

What happens to isotopes that are unstable?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?