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Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
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Chemistry, 22.06.2019 23:00
What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?
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Use the periodic table to classify each of the elements below. cadmium (cd): vanadium (v): xenon (xe): iodine (i): potassium (k): strontium (sr):
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Chemistry, 23.06.2019 15:30
Which term defines a type of oxygen that forms a protective layer miles above the earth a. fossil fuel b. smog c. pollution d. ozone
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Rank the following acids from strongest to weakest acids: A. HFO2, HClO2, HBrO2, HIO2 B. HBrO, HBrO2...
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