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Chemistry, 22.06.2019 23:00
What is the formula of the ionic compound composed of calcium cations and chloride anions
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Chemistry, 23.06.2019 04:30
Two liquids are poured into a beaker. after a few seconds, the beaker becomes warm. which of the following best describes this reaction? a. an exothermic reaction b. a decomposition reaction c. an endothermic reaction d. a single-displacement reaction
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Chemistry, 23.06.2019 05:50
Which of the following isotopes has the same number of neutrons as phosphorus-31?
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What's up, Anyone bor ed??? lol...
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