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Chemistry, 21.06.2019 22:30
Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.
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If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?
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Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass
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An 80.0-gram sample of a gas was heated from 25 °c to 225 °c. during this process, 346 j of work was...
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