Chemistry, 05.10.2019 14:00 danielanderson12
The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. what is the mass number of sodium?
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Why doesn't heat added to water make the tempature rise above 100c
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Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
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Chemistry, 22.06.2019 17:30
Air can be considered a mixture. which statement does not explain why?
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Chemistry, 22.06.2019 18:00
Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology
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The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. what is the mass number of sodiu...
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