In Crazy Town there is a different system used to keep track of time. 1 zip = 25 croaks
3 doons = 40 lux
2 zip = 65 lux
If Mady sleeps for 300 croaks how many doons is that?

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.