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Rubidium has a mass number of 87 and an atomic number of 37. how many electrons does it have?
Answers: 2
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The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
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Most ionic compouds are crystalline solids at room temperature. true falseionic compounds are electrically neutral. true falseionic compounds generally have low melting points. true falsewhen melted, ionic compounds do not conduct electricity. true falsethe electrostatic attraction between an anion and a cation is an ionic bond. true false
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Rubidium has a mass number of 87 and an atomic number of 37. how many electrons does it have?...
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