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luhha

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what is the enthaply heat of rection
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a total of 226 joules of heat is absorbed as 58.3 g lead of heated from 12.0c to 42.0c what is the specifc heat of lead
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a beaker of water with a mass of 500g is left sitting in the sun if the tempeature increases 22c and water has a specific heat of 4.184j/g c how much heat was absorbed
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zinc has a specific heat of 7.322j/g c if the temperature of a sampled of zinc with a mass of 58.0 g is increased frm 24c to 82.5 c how much heat was absorebed
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if q= 176.5 joules absorbed c=129 j/g c, t=18c what is m
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if c=.3215j/gc m_400.0g and t=50.0 c what is q
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calulate the total amount of heat a beaker of water would absorb sitting in the sun the water has a mass of 500g a specifc heat of 4.184 (j/gxc) and had a change in tempeature of 22c
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a metal mass of 4.68 absorbs 256 j of heat temperature increases temperature increases by 182c what is the specific heat
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3 grams of aluminum was heated from 20c to 662c while absorbing 1728 j of heat what is the specific heat of aluminum
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ethanol has specific heat of 2.44 (j/gx0c). the tempertare of 34.4 of ethanol increases frm 250c to 78.80c how much was absobed
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In addition to being the leader of Egypt, what role did the pharaoh play? priest healer god
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How did Egypt’s main crops of papyrus and cereals best contribute to the development of the civilization? They were difficult to grow in this region, so they were in high demand. They were crucial materials needed for cr...
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According to the shaded areas on the map, the Assyrian Empire was located south of the Red Sea. north of the Black Sea. in the Middle East. in Europe.
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The most important reason for Assyria’s military successes was its brave soldiers. location on the Tigris River. use of new technologies.
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Unlike the Phoenicians, the Assyrians were farmers who invented irrigation. seafarers who traded with distant lands. conquerors who valued military force. scholars who created the first alphabet.
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How did the Royal Road benefit the Persians? It prevented invaders from entering the Persian Empire. It encouraged the building of Persian naval vessels. It established communication throughout the Persian Empire.
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The most important purpose of irrigation was to preserve scarce water supplies. provide transportation routes. share water with neighboring peoples. keep farmers from growing food surpluses.
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The Fertile Crescent is named after its size. shape. mountains.
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Hammurabi is best remembered for his legal code. invention of the wheel. worship of many gods
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Hammurabi’s Code is important because it was the first code of laws to be obeyed. written.
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Read the statements • Climate change eliminated old food supplies. • The population grew and there was a need for more food. • Societies were growing more complex. • New tools made food production, collection, and storag...
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The most widely accepted theory among scientists is that the last place humans migrated to was the Americas. Europe. South Asia.
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What did a food surplus lead to? Decrease in leisure time Increase in population
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Which of the statements about archaeologists is true? Archaeologists excavate artifacts but leave it to historians to analyze them. Archaeologists are helpful to anthropologists but not to historians. Archaeologists stud...
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The main difference between archaeologists and anthropologists is that archaeologists find and excavate the artifacts of ancient people, while anthropologists excavate the tombs of ancient people. archaeologists concentr...
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