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because it does not have the potential to be entirely used up
Answer from: Quest
the answer is a and have a great day
Answer from: Quest
Yes, endothermic means it turns cold. and some chemical changes include change of tempature.
Answer from: Quest
(no3)⁻n has oxidation number x,o has oxidation number -2.(x*1 -2*3) charge of the nitrate ion, and we know that charge of the nitrate ion =-1.so,(x*1 -2*3) =-1x-6=-1x=+5answer a. +5.
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