Four properties of water are listed. 1. it reacts with halogens to form oxygen gas as one of the products. 2. it is transparent and tasteless in its pure form. 3. it freezes at a temperature of 0 °c and lower. 4. it decomposes to form hydrogen and oxygen. which are the chemical properties of water? a. 1 and 2 b. 1 and 4 c. 2 and 3 d. 3 and 4

1. list three scientific reasons cockroaches may fly.

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.

Which statement best describes the he properties of iconic compounds ?