Which of these ions have the same number of electrons as s2-
A. CI- B. Ca2+ C. Na+ D. O2- E. P3...
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Drug abuse will not lead to physical and psychological dependence. true or false ?
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2. what two items do autotrophs take from the environment to produce their food? 3. what are the two items that are released during transpiration from leaves? 4. what are the two membranes of the system? a.what are the two stages of photosynthesis? what are the two parts of photosynthesis?
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Chemistry, 23.06.2019 16:30
Ashell can hold a maximum of 32 electrons, what is the value of n?
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