It takes a person 35 seconds to swim in a straight line from the east end of a pool to the west end of the pool, a distance of 50 meters. what is the swimmer's velocity

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

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?

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4: