If 95 grams of Iron are needed to react with sulfur, how many grams of sulfur are involved in this reaction? 2 Fe + 3 S=Fe2S3

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?

The atom fluorine generally will become stable through the formation of an ionic chemical compound by accepting electron(s) from another atom. this process will fill its outer energy level of electrons.