Baking soda has a pH of 8.3. This compound, also called sodium bicarbonate, is made up of sodium, hydrogen, carbon and oxygen. Baking soda is classified as a weak base, which means it does not completely ionize in water.
Fresh milk has a pH value that is typically between 6.5 and 6.7, making it slightly acidic. A pH greater than 6.7 indicates that the udders producing the milk are inflamed by pathogens, and milk with a pH lower than 6.5 indicates heavy bacterial action and milk spoilage...
The pH acidity level of beer is 4.0, which is the same level as wine. Acid is formed as a result of the fermentation process.
The pH of ethanol (C2H5OH) or pure alcohol is 7.33. This means that ethanol is slightly basic.
PH is critical to the maintenance of human life and affects everything from the fertility of soils to the health of marine life. All solutions have a pH value.
The pH level of a substance describes how acidic or basic it is. Substances with a higher pH level are more basic, while substances with a lower pH level are more acidic. A substance with a pH of 7 is considered neutral, neither acidic nor basic.
Vinegar has a pH of 2.2, according to Dr. Anne Marie Helmenstine, a contributor to About.com. Anything with a pH less than 7 is considered an acid.