Classify each characteristic as pertaining to atoms, elements, or both.- contains electrons- smallest amount of matter- a form of matter- defined by # of protons- composed of a single type of atom

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

The graph below compares the rates of reaction of a burning candle and an exploding firework. comparing chemical reactions what can you conclude from the graph? the reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires less energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs more rapidly than the reaction that causes a candle to burn. mark this and return

What is used to keep track of the gamates and possible offsprings combination