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Chemistry, 21.06.2019 20:30
There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?
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Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.
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An observation that requires measurement is called quantitative observable or qualitative
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Chemistry, 22.06.2019 11:30
Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
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Calculate the molarity and mole fraction of acetone in a 1.17 m solution of acetone (ch3coch3) in et...
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