Acompound has an empirical formula of c2h303. if its molar mass is 300.20 g, what is its molecular formula?

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?

If two identical atoms are bonded,what kind of molecule is formed

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?