Answer:
-2
Explanation:
carbonate oxifation number is -2
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I believe the answer is the third option. Hope this helps! Please tell me if I am wrong or if there was an error in my answer... also sorry this answer is late.
The nucleus!! This is made up of protons and neutrons that each weigh about 1 amu.
Electrons are not found in the nucleus and weigh almost nothing so chemistry in school doesn’t bother with them :)
The ice sculpture would take longer to melt than the ice cube
Oxygen has to be involved when methanol is ignited