An electron's energy is fixed. How could it move? What could it not do?

Why is burning a log an exothermic process? a. energy must be continuously added to complete the combustion reaction. b. the log and oxygen contain more chemical energy than the gases and ash produced. c. additional energy is required to start the chemical reaction.

Consider the balanced equation above for the formation of hi and the chart concerning equilibrium shifts in response to stressors. which stressors will shift the equilibrium to the right towards the products?

Chemical precipitation occurs when a product is and precipitates out of a solution. by comparison, precipitation reactions require the reactants to be in the solvent.