1. Explain how volcanoes and earthquakes relate to each other. 2. In 3-5 complete sentences, explain how Earth’s surface changes throughout time. Vocabulary words to consider: weathering, erosion, uplift, subsidence, plate tectonics, continental drift, landforms that are created and destroyed, compression, tension, shear stress, staying balanced, volcano, earthquake, fault, divergent, convergent, transform
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Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
Chemistry, 22.06.2019 10:50
A100 kmol/h stream that is 97 mole% carbon tetrachloride (ccl4) and 3% carbon disulfide (cs2) is to be recovered from the bottom of a distillation column. the feed to the column is 16 mole% cs2 and 84% ccl4, and 2% of the ccl4 entering the column is contained in the overhead stream leaving the top of the column. calculate the mass and mole fractions of ccl4 in the overhead stream, and determine the molar flow rates of ccl4 and cs2 in the overhead and feed streams. 12. mw_ccla- 153.82; mw_cs2-76.14.
Answers: 3
Chemistry, 22.06.2019 16:30
Correct relationship between molecular formula and empirical formula
Answers: 1
1. Explain how volcanoes and earthquakes relate to each other.
2. In 3-5 complete sentences, explai...
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