1. Where do we use controlled fission?
2. In what types of radiation do we end up with a different element that we started with? & .
3. Why would a nucleus be unstable?

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule