add these two amounts (together)
101acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …
102ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
103nature, philosophy of — Introduction the discipline that investigates substantive issues regarding the actual features of nature as a reality. The discussion here is divided into two parts: the philosophy of physics and the philosophy of biology. In this… …
104Sophists (The) — The sophists G. B. Kerferd In the fifth century BC the term sophistēs was used in Greece as a name to designate a particular profession, that of certain travelling teachers who went from city to city giving lectures and providing instruction in a …
105Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… …
106Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …
107Jewellery — (also spelled jewelry, see spelling differences) is a personal ornament, such as a necklace, ring or bracelet, made from gemstones, precious metals or other materials.The word jewellery is derived from the word jewel , which was anglicised from… …
108Vitamin C — This article is about ascorbic acid as a nutrient; for its chemical properties, see the article ascorbic acid; for other uses, see the disambiguation page. Vitamin C …
109Social Security debate (United States) — This article concerns proposals to change the Social Security system in the United States. Social Security is a social insurance program officially called Old Age, Survivors, and Disability Insurance (OASDI), in reference to its three components …
110Tea culture — is defined by the way tea is made and consumed, by the way the people interact with tea, and by the aesthetics surrounding tea drinking.Tea is commonly drunk at social events, and many cultures have created intricate formal ceremonies for these… …
