Carbonate compounds have a negative valency (because they contain oxygen), so NaCO3 has a negative valency (it’s a negatively-charged ion) which makes it basic or alkaline.
Answer:dude what are you doing here?
Explanation:also i don’t know if I can lol
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Question: How many sides does a dodecahedron have?
Answer: The dodecahedron has 12 sides.
