Acids and Bases in our Bodies Our use hydrochloric acid to help digest foods.
It also kills and helps to keep us from getting sick.
Our produces lactic acid when we exercise.
Our uses a base to help with digestion

Svante Arrhenius
Chemist who devised a way to define acids and bases in 1887.
Believed that acids were substances that produce ions
In solution.
Bases were substances that produced ions in solution.

a boiling water reactor does not boil the water. a pressurized water reactor boils the water faster. a pressurized water reactor is heated directly by the core. a pressurized water reactor does not use fission.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

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3 1/4 %

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