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Chemistry, 15.07.2019 12:30, penaabel6202
The atomic number of sodium (na) is 11. how many electrons does a na atom have in its' valence shell? a. 1 b. 2 c. 4 d. 8
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Chemistry, 22.06.2019 13:30, princessroseee769
Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?
Answers: 1
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The atomic number of sodium (na) is 11. how many electrons does a na atom have in its' valence shell...
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