What is the limiting reactant when 1 mole of N2 reacts with 1 mole H2?
N2 + 3H2 = 2NH3

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Consider the story you just read. all but one of the choices below indicate that something is living.

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?