At STP, which sample contains the same number of molecules as 3.0 liters of hydrogen gas?
1 answer:
<span>1. 5.6 L of NO2(g)
2. 7.5 L of H2(g)
3. 11.2 L of N2(g)
4. 22.4 L of CO(g)</span>
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Carbon dioxide and water I believe because it is a combustion reaction
Answer:
All ions must a overall charge
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Fe + O2 → Fe2O3
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Hope this will help u mate :)
