Answer:
Buffered solutions or buffers are solution which resist a change in PH when small amounts of acid or base are added. Buffers contain an acidic species to neutralize OH- ions and basic species to neutralize H+ ions Buffers are therefore made of weak acid-base conjugate pairs , such as HC²H³O² and C²H³O².
Explanation:
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GPS Satellite Constellation: The baseline satellite constellation consists of 24 satellites positioned in six earth-centered orbital planes withfour operation satellites and a spare satellite slot in each orbital plane. The system can support a constellation of up to thirty satellites in orbit.
Relatively smooth waters helped trade and cultural exchange across the Mediterranean Sea. temperate climate provided for diverse and <span>abundant agriculture, substantial trade.</span>
Theocracy. Theocracy, government by divine guidance or by officials who are regarded as divinely guided. In many theocracies, government leaders are members of the clergy, and the state's legal system is based on religious law.
What first comes to my mind is that one or more rivers feature very prominently in these civilizations: the Nile in the Egyptian and the Tigris and Euphrates in the Babylonian.
