3. Compare the amount of work done by the fuel in each of the three trials. Explain why different amounts of reactants resulted in different amounts of energy or work.

Summarize possible ways in which phases of matter could combine to form a solution.

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.