Would a screwdriver be an example of technology? why or why not?

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?