History, 25.05.2020 00:57 vondah4014
During a lab activity, students prepared two solutions separately at the same temperature. Later they mixed the solutions and the temperature
dropped. Why?
OA
There was no energy input during the chemical reaction.
B. Energy was absorbed during the chemical reaction.
Oc. Energy was released during the chemical reaction.
D. The temperature of the surroundings dropped.
Answers: 2
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How did industrial production improvements impact export-dependent areas of the world during the great depression? a. demand for certain raw materials rose. b. demand for certain raw materials fell. c. the new technology was exported to most raw material producing nations. d. there was a decrease in tariffs.
Answers: 3
History, 21.06.2019 17:40
Trench warfare began after germany failed in its initial plan to seize france and bring a quick end to the war. negotiate a temporary truce with the allied forces. attack the allies by sea with its powerful navy. storm across the eastern front to attack russia.
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History, 21.06.2019 23:00
Based on the trends shown in this chart, which of the following predictions best tell about the u.s. population in 2020? (3 points) i. more than half of the u.s. population will live near an interstate highway. ii. less than one-quarter of the u.s. population will live in urban areas. iii. more than half of the u.s. population will live in suburban areas. i only iii only i and iii only ii and iii only i, ii, and iii
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History, 22.06.2019 08:40
Sea level increases when the number and size of glaciers on earth increase. true false
Answers: 1
During a lab activity, students prepared two solutions separately at the same temperature. Later the...
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