10. White dwarfs are very dence by
forces.
and are help up
11. Neutron stars are
Land are help up by
forces.
12. Black holes are
and are help up by
forces.
13. What are two theoretical uses for black holes?
a.
b.
14. Name at least three ways in which our lives are tied to the stars:
a.
b.

Pls help
c.

How does decreasing the gas volume affect the pressure of a gas?

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients

Consider the reduction reactions and their equilibrium constants. cu+(aq)+e−↽−−⇀cu(s)pb2+(aq)+2e−↽−−⇀pb(s)fe3+(aq)+3e−↽−−⇀fe(=6.2×108=4.0×10−5=9.3×10−3 cu + ( aq ) + e − ↽ − − ⇀ cu ( s ) k =6.2× 10 8 pb 2 + ( aq ) +2 e − ↽ − − ⇀ pb ( s ) k =4.0× 10 − 5 fe 3 + ( aq ) +3 e − ↽ − − ⇀ fe ( s ) k =9.3× 10 − 3 arrange these ions from strongest to weakest oxidizing agent.