The maximum efficiency possible in an energy conversion process that is not limited by the second law of thermodynamics

--100%
--1%
--95%
--30%

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

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?