(c) Living things require oxygen for respiration. Fuels require oxygen for burning. Air contains much
more nitrogen than oxygen. Is it a good thing to have more oxygen than nitrogen in air? Explain
briefly.

In saturated organic compounds, all the bonds between carbon atoms are called?

What is the mass of 0.46 mil of mgcl2

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?