Which statement regarding combustion is correct? -A solid fuel must be heated to its flash point for combustion to occur.
-The time required to ignite a fuel is a function of the heat of combustion.
-Solids do not burn; they decompose and release combustible vapors that burn.
-No reaction between a fuel and oxidizer is required for combustion.

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

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.